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Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
superb specimen of purple minasgeraisite on yellow milarite and muscovite In Coll. M. Slama Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 43 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 62 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Purple massive minasgeraisite-(Y) from the Type Locality photo Serge Lavarde collection Luigi Chiappino
© L.C. 2018
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Picture width 7mm. Photographer and collection O. Dziallas
© O. Dziallas 2005
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Photo and collection: Roy Kristiansen FOV: 4 mm
© Roy Kristiansen
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
amazing specimen of globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 53 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 46 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 39 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Typical yellow group of Milarite xls from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 27 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite. Curt Vanscriver specimen (1981). Scale at bottom of image is an inch with a rule at one cm.
© Rock Currier
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
1.8x0.4x0.4 cm A thin long crystal of opaque, light lemon-yellow Milarite. It is double-terminated, hexagonal and has smooth faces. It comes from Carlos Barbosa's inventory.
© LucianaBarbosa.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow crystals of carlosbarosaite. Joe Marty specimen and photo.
© JM-2014
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
3.1 x 1.25 x 1.1 cm. This is one of the largest examples of a Brazilian milarite I have come across. Milarite is a rare hydrated, potassium, calcium, aluminum, beryllium silicate. It is best known from the Alps and Brazil, plus a small 1970s find in Mexico. This specimen features a fine, lustrous and translucent, apple green milarite crystal. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Purple to lilac minasgeraisite-(Y) botryoids with white albite cores on green milarite. Note indentation where a hexagonal milarite crystal was intersecting the specimen. The minasgeraisite-(Y), itself, is not hexagonal. The six-sided shape is where lilac to purple mineral grew against the hexagonal milarite crystal and when the milarite crystal ...
© Van King
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A 3.6 by 2.8 pure, brown mass. John Sobolewski specimen and photograph.
© 2006 John Sobolewski
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Sample crystallized with 14x8x8cm - December of 1998
© Photo & Collection of Martins da Pedra
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Sample crystallized with 6x5x4cm (Crystals of Muscovite up to 3cm) - June of 2003
© Photo & Collection of Martins da Pedra
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
size:1,5 x 2,2cm. good crystal for this interesting locality. Paul Bongaerts specimen and photograph.
© Paul Bongaerts
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Carlosbarbosaite in a small vug. Field of view is about 6 mm wide. C. Stefano specimen #3654.
© C. Stefano '11
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Prismatic crystal of Milarite in a nest of Albite Crystal size: 6 mm Collection and photo: Arliguie M
© Arliguie M
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
dimension area mm. 10 x 10 photo and collection Luigi Chiappino
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Fibrous crystals of the brand new uranium mineral (approved Nov, 2010) Carlosbarbosaite from the the type and only locality, Jaguaracu, Minas Gerais, Brazil. The formula is (Ca0.5□0.5)(UO2)2(NbSi)O6(OH)2·2H2O. The discovery was very limited, about 100 specimens, all micros. The field of view in the photo is 2 mm wide.
© C. Stefano '11
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow, acicular needles of carlosbarbosaite. Acquired from Luiz Menezes. Brent Thorne specimen and photograph.
© Brent Thorne 2013
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Purple Minasgeraisite-(Y) from Jaguaracu pegmatite, Minas Gerais, Brazil that has been discredited as a mineral species and must be considered an ordered intermediate between hingganite-(Y) and datolite with publishaed data from this locality closest to the latter.
© Knut Eldjarn
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Carlosbarbosaite on matrix. The field of view is about 7 mm wide.
© C. Stefano '11
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
12.5 x 7.7 x 5.7 cm. Beautiful, pearlescent, pinkish-gray muscovite "books" are strewn in striking jackstraw fashion on the large blocky ivory microcline matrix on this very aesthetic combination piece from this well-known pegmatite, source of the world's finest milarite crystals. The top surface of the microcline has a surreal laminated look. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Lustrous translucent yellow Milarite crystal on dark-metallic matrix. The Milarite crystal is hexagonal form with basal pinacoid termination modified by pyramidal edge faces. The top 1 mm of the Milarite crystal is transparent. Photo copyrighted by: John Betts fine minerals. Was given incorrect label as mimetite of mt. Bonnie mine.
© George deWit Chaney
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
yellow needles of Carlosbarbosaite dimension area mm. 6,7 photo Germano Fretti collection Luigi Chiappino
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
agakhanovite-(Y) and milarite xl, the core and top of the specimen is Yttrium free milarite while the rim is an intermixture of Yttrium rich milarite and agakhanovite-(Y) In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 29 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
larger milarite and agakhanovite-(Y) xl note the translucent area at the top of the specimen, this is Yttrium free while the rest of the specimen has an Yttrium rich rim consisting of agakhanovite-(Y), only the core is clear and yellow and is also Yttrium free, new analysis show that all milarite from Jaguaracu have an yttrium free core and an ...
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
agakhanovite-(Y) and milarite xl, the top terminations of thecrystals are Yttrium free milarite while the rim is an intermixture of Yttrium rich milarite and agakhanovite-(Y) In Coll. M.Slama (ex Collection Armin Schöler) Canon EOS 250D with Tamron SP AF 90mm 2,8 Di VC USD Macro, stacked from 34 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
12.5 x 7.7 x 5.7 cm. Beautiful, pearlescent, pinkish-gray muscovite "books" are strewn in striking jackstraw fashion on the large blocky ivory microcline matrix on this very aesthetic combination piece from this well-known pegmatite, source of the world's finest milarite crystals. The top surface of the microcline has a surreal laminated look. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Modified by CombineZP
© Fernando Brederodes
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
12.5 x 7.7 x 5.7 cm. Beautiful, pearlescent, pinkish-gray muscovite "books" are strewn in striking jackstraw fashion on the large blocky ivory microcline matrix on this very aesthetic combination piece from this well-known pegmatite, source of the world's finest milarite crystals. The top surface of the microcline has a surreal laminated look. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
White Milarite crystal on colourless Albite crystal Locality on label: Arthur Costa Mine, Jaguaracu, Minas Gerais, Brazil Acquired from Herwig Pelckmans See also https://www.mindat.org/mesg-215500.html
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Perfect quality Microcline specimen, from Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil Size 68 х 58 х 34 mm
© Oleg Lopatkin
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Terminated zoned/capped greenish milarite with albite. Ex David Shannon Collection. Photographed by, and in the collection of Dan Costian.
© Dan Costian
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Rare pale yellow crytal of Milarite associate with dark Biotite in total area in 7x6mm, analized by Ricardo Scholz. Mine is closed since 1998. Photo and collection Jhonatan Gomes.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
very rich specimen with globular purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 34 Images using Zerene Stacker (Pmax)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A 1 cm crystal exhibiting an intergrowth of agakhanovite-(Y) (white) with a light gren superficial layer of milarite from Jaguaracu pegmtite, Minas, Gerias, Brazil.
© Knut Eldjarn
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Hematite crystal aggregate pseudomorph after goethite.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Microcline specimen, from Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil Size 64 х 57 х 35 m
© Oleg Lopatkin
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
2.4 x 2.0 x 1.0 cm. Milarite is a rare hydrated, potassium, calcium, aluminum, beryllium silicate that is found in granitic pegmatites. This cluster of crystals has a soft, yellow color and good luster, with terminations that are sharp and gemmy. At 2.4 cm, these milarites are a very respectable size for the species, no matter what the location. ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Single crystal of milarite, off matrix. K. Nash specimen and photo.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow crystals of carlosbarosaite in the matrix.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Modified by CombineZP
© Fernando Brederodes
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite with Albite Milarite, at the main point, she grew up around the Albite Bi-terminated Milarite
© silvio steinhaus
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Roy Kristiansen) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 34 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M.Slama Canon EOS 600D with Tamron SP AF 90mm 2,8 Di VC USD Macro , stacked from 16 Images using Zerene Stacker (Pmax)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A milarite in the albite matrix.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Typical yellow group of Milarite xls from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 29 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow crystalline Carlosbarbosite with darker yellow milarite on a matrix of Columbite-Fe. Photo Soenke Stolze, specimen Liam Schofield
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Typical greenish-yellow milarite xl from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 31 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 26 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
From the type locality comes this large, museum size, pegmatite specimen of the exceedingly rare calcium beryllium yttrium silicate minasgeraisite-(Y). It is also associated with another rare and unusual mineral, chernovite-(Y) which is a yttrium arsenate. Minasgeraisite-(Y) is recognizable as tiny, sub-1 mm, lavender crystals sprinkled over ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite is a rare hydrated potassium-calcium-aluminum-beryllium silicate that is found in select granitic pegmatites. This stunning specimen is actually composed of two crystals in parallel growth and they are accompanied by two small sidecar crystals at the base. The crystals have a soft yellow color and good luster with terminations that are ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 2528 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
rich specimen with globular purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 37 Images using Zerene Stacker (Pmax)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 28 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow-green milarite on top of a mixture of milarite and agakhanovite-(Y) from Jaguaracu pegmatite, Minas Gerais, Brazil.
© Knut Eldjarn
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
typical yellow group of milarite xls from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 29 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
classic milarite xl from Brazil In Coll. M. Slama Canon EOS 250D with Tamron SP AF 90mm 2,8 Di VC USD Macro , stacked from 25 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
small yellow milarite xls on matrix, all milarite from Jaguaracu have an Yttrium rich rim! In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 24 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
nice specimen of milarite xls In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 39 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
From the type locality comes this large, museum size, pegmatite specimen of the exceedingly rare calcium beryllium yttrium silicate minasgeraisite-(Y). It is also associated with another rare and unusual mineral, chernovite-(Y) which is a yttrium arsenate. Minasgeraisite-(Y) is recognizable as tiny, sub-1 mm, lavender crystals sprinkled over ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Aggregate of sharp, intergrown brownish-grey muscovite crystals without matrix. Ex-Dr A F Seager collection (# Si565), purchased in 2000.
© Andrew Hodgson
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Zoned crystal of clear greenish milarite and whitish milky agakhanovite-(Y). In Coll. M. Slama. Canon EOS 250D with Tamron SP AF 90mm 2,8 Di VC USD Macro, stacked from 32 Images using Zerene Stacker. (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A stout, well-formed, yellow, hexagonal prismatic crystal of milarite is neatly perched on a matrix of muscovite and albite. This is a significant crystal for the species. The milarite measures 2.5 cm in length and 1.2 cm across and is perfectly terminated on one end. The other end is also nicely terminated and displays slight skeletal growth ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
group of greenish milarite xls In Coll. M. Slama Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 35 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
yellow milarite on smoky quartz In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 28 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite is a rare hydrated potassium calcium aluminum beryllium silicate that is found in select granite pegmatites, but specimens are even rarer, for the collector. This rich cluster is composed of nearly a dozen, soft lemon-yellow, prismatic crystals in sculptural growth. The crystals have well developed prism and pinacoid (flat top) faces with ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
superb specimen of purple minasgeraisite on yellow milarite and muscovite In Coll. M. Slama Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 43 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 62 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Purple massive minasgeraisite-(Y) from the Type Locality photo Serge Lavarde collection Luigi Chiappino
© L.C. 2018
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
amazing specimen of globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 53 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Picture width 7mm. Photographer and collection O. Dziallas
© O. Dziallas 2005
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Photo and collection: Roy Kristiansen FOV: 4 mm
© Roy Kristiansen
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Typical yellow group of Milarite xls from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 27 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 46 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 39 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite. Curt Vanscriver specimen (1981). Scale at bottom of image is an inch with a rule at one cm.
© Rock Currier
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
1.8x0.4x0.4 cm A thin long crystal of opaque, light lemon-yellow Milarite. It is double-terminated, hexagonal and has smooth faces. It comes from Carlos Barbosa's inventory.
© LucianaBarbosa.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow crystals of carlosbarosaite. Joe Marty specimen and photo.
© JM-2014
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
3.1 x 1.25 x 1.1 cm. This is one of the largest examples of a Brazilian milarite I have come across. Milarite is a rare hydrated, potassium, calcium, aluminum, beryllium silicate. It is best known from the Alps and Brazil, plus a small 1970s find in Mexico. This specimen features a fine, lustrous and translucent, apple green milarite crystal. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Purple to lilac minasgeraisite-(Y) botryoids with white albite cores on green milarite. Note indentation where a hexagonal milarite crystal was intersecting the specimen. The minasgeraisite-(Y), itself, is not hexagonal. The six-sided shape is where lilac to purple mineral grew against the hexagonal milarite crystal and when the milarite crystal ...
© Van King
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A 3.6 by 2.8 pure, brown mass. John Sobolewski specimen and photograph.
© 2006 John Sobolewski
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
size:1,5 x 2,2cm. good crystal for this interesting locality. Paul Bongaerts specimen and photograph.
© Paul Bongaerts
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Sample crystallized with 14x8x8cm - December of 1998
© Photo & Collection of Martins da Pedra
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Sample crystallized with 6x5x4cm (Crystals of Muscovite up to 3cm) - June of 2003
© Photo & Collection of Martins da Pedra
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Carlosbarbosaite in a small vug. Field of view is about 6 mm wide. C. Stefano specimen #3654.
© C. Stefano '11
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Prismatic crystal of Milarite in a nest of Albite Crystal size: 6 mm Collection and photo: Arliguie M
© Arliguie M
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
dimension area mm. 10 x 10 photo and collection Luigi Chiappino
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Purple Minasgeraisite-(Y) from Jaguaracu pegmatite, Minas Gerais, Brazil that has been discredited as a mineral species and must be considered an ordered intermediate between hingganite-(Y) and datolite with publishaed data from this locality closest to the latter.
© Knut Eldjarn
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Fibrous crystals of the brand new uranium mineral (approved Nov, 2010) Carlosbarbosaite from the the type and only locality, Jaguaracu, Minas Gerais, Brazil. The formula is (Ca0.5□0.5)(UO2)2(NbSi)O6(OH)2·2H2O. The discovery was very limited, about 100 specimens, all micros. The field of view in the photo is 2 mm wide.
© C. Stefano '11
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow, acicular needles of carlosbarbosaite. Acquired from Luiz Menezes. Brent Thorne specimen and photograph.
© Brent Thorne 2013
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Lustrous translucent yellow Milarite crystal on dark-metallic matrix. The Milarite crystal is hexagonal form with basal pinacoid termination modified by pyramidal edge faces. The top 1 mm of the Milarite crystal is transparent. Photo copyrighted by: John Betts fine minerals. Was given incorrect label as mimetite of mt. Bonnie mine.
© George deWit Chaney
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Carlosbarbosaite on matrix. The field of view is about 7 mm wide.
© C. Stefano '11
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
12.5 x 7.7 x 5.7 cm. Beautiful, pearlescent, pinkish-gray muscovite "books" are strewn in striking jackstraw fashion on the large blocky ivory microcline matrix on this very aesthetic combination piece from this well-known pegmatite, source of the world's finest milarite crystals. The top surface of the microcline has a surreal laminated look. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
yellow needles of Carlosbarbosaite dimension area mm. 6,7 photo Germano Fretti collection Luigi Chiappino
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
agakhanovite-(Y) and milarite xl, the core and top of the specimen is Yttrium free milarite while the rim is an intermixture of Yttrium rich milarite and agakhanovite-(Y) In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 29 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
larger milarite and agakhanovite-(Y) xl note the translucent area at the top of the specimen, this is Yttrium free while the rest of the specimen has an Yttrium rich rim consisting of agakhanovite-(Y), only the core is clear and yellow and is also Yttrium free, new analysis show that all milarite from Jaguaracu have an yttrium free core and an ...
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
agakhanovite-(Y) and milarite xl, the top terminations of thecrystals are Yttrium free milarite while the rim is an intermixture of Yttrium rich milarite and agakhanovite-(Y) In Coll. M.Slama (ex Collection Armin Schöler) Canon EOS 250D with Tamron SP AF 90mm 2,8 Di VC USD Macro, stacked from 34 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
12.5 x 7.7 x 5.7 cm. Beautiful, pearlescent, pinkish-gray muscovite "books" are strewn in striking jackstraw fashion on the large blocky ivory microcline matrix on this very aesthetic combination piece from this well-known pegmatite, source of the world's finest milarite crystals. The top surface of the microcline has a surreal laminated look. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
White Milarite crystal on colourless Albite crystal Locality on label: Arthur Costa Mine, Jaguaracu, Minas Gerais, Brazil Acquired from Herwig Pelckmans See also https://www.mindat.org/mesg-215500.html
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Modified by CombineZP
© Fernando Brederodes
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
12.5 x 7.7 x 5.7 cm. Beautiful, pearlescent, pinkish-gray muscovite "books" are strewn in striking jackstraw fashion on the large blocky ivory microcline matrix on this very aesthetic combination piece from this well-known pegmatite, source of the world's finest milarite crystals. The top surface of the microcline has a surreal laminated look. ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Perfect quality Microcline specimen, from Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil Size 68 х 58 х 34 mm
© Oleg Lopatkin
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Terminated zoned/capped greenish milarite with albite. Ex David Shannon Collection. Photographed by, and in the collection of Dan Costian.
© Dan Costian
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Rare pale yellow crytal of Milarite associate with dark Biotite in total area in 7x6mm, analized by Ricardo Scholz. Mine is closed since 1998. Photo and collection Jhonatan Gomes.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
very rich specimen with globular purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 34 Images using Zerene Stacker (Pmax)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Hematite crystal aggregate pseudomorph after goethite.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A 1 cm crystal exhibiting an intergrowth of agakhanovite-(Y) (white) with a light gren superficial layer of milarite from Jaguaracu pegmtite, Minas, Gerias, Brazil.
© Knut Eldjarn
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Microcline specimen, from Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil Size 64 х 57 х 35 m
© Oleg Lopatkin
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
2.4 x 2.0 x 1.0 cm. Milarite is a rare hydrated, potassium, calcium, aluminum, beryllium silicate that is found in granitic pegmatites. This cluster of crystals has a soft, yellow color and good luster, with terminations that are sharp and gemmy. At 2.4 cm, these milarites are a very respectable size for the species, no matter what the location. ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Single crystal of milarite, off matrix. K. Nash specimen and photo.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow crystals of carlosbarosaite in the matrix.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
8.3 x 4.4 x 4.3 cm. An unusual and attractive group of blocky modified hexagonal prisms of dark brownish-gold colored apatite with minor feldspar and muscovite from the Jose Pinto Mine (now more commonly referred to as the Jaguaracu pegmatite). The crystals are sharp and lustrous, but mostly opaque for all intents and purposes. The piece comes ...
© Rob Lavinsky & irocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Modified by CombineZP
© Fernando Brederodes
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite with Albite Milarite, at the main point, she grew up around the Albite Bi-terminated Milarite
© silvio steinhaus
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A milarite in the albite matrix.
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
globular, purple minasgeraisite on muscovite In Coll. M. Slama (ex Roy Kristiansen) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 34 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M.Slama Canon EOS 600D with Tamron SP AF 90mm 2,8 Di VC USD Macro , stacked from 16 Images using Zerene Stacker (Pmax)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Typical yellow group of Milarite xls from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 29 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow crystalline Carlosbarbosite with darker yellow milarite on a matrix of Columbite-Fe. Photo Soenke Stolze, specimen Liam Schofield
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Typical greenish-yellow milarite xl from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 31 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
From the type locality comes this large, museum size, pegmatite specimen of the exceedingly rare calcium beryllium yttrium silicate minasgeraisite-(Y). It is also associated with another rare and unusual mineral, chernovite-(Y) which is a yttrium arsenate. Minasgeraisite-(Y) is recognizable as tiny, sub-1 mm, lavender crystals sprinkled over ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 26 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite is a rare hydrated potassium-calcium-aluminum-beryllium silicate that is found in select granitic pegmatites. This stunning specimen is actually composed of two crystals in parallel growth and they are accompanied by two small sidecar crystals at the base. The crystals have a soft yellow color and good luster with terminations that are ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 2528 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
rich specimen with globular purple minasgeraisite on muscovite In Coll. M. Slama (ex Alexander Falster) Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 37 Images using Zerene Stacker (Pmax)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 28 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
classic milarite xl from Brazil In Coll. M. Slama Canon EOS 250D with Tamron SP AF 90mm 2,8 Di VC USD Macro , stacked from 25 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Yellow-green milarite on top of a mixture of milarite and agakhanovite-(Y) from Jaguaracu pegmatite, Minas Gerais, Brazil.
© Knut Eldjarn
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
typical yellow group of milarite xls from Brazil. In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 29 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
small yellow milarite xls on matrix, all milarite from Jaguaracu have an Yttrium rich rim! In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 24 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
nice specimen of milarite xls In Coll. M. Slama (ex Alexander Falster) Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 39 Images using Zerene Stacker (Dmap)
© Martin Slama
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
From the type locality comes this large, museum size, pegmatite specimen of the exceedingly rare calcium beryllium yttrium silicate minasgeraisite-(Y). It is also associated with another rare and unusual mineral, chernovite-(Y) which is a yttrium arsenate. Minasgeraisite-(Y) is recognizable as tiny, sub-1 mm, lavender crystals sprinkled over ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
A stout, well-formed, yellow, hexagonal prismatic crystal of milarite is neatly perched on a matrix of muscovite and albite. This is a significant crystal for the species. The milarite measures 2.5 cm in length and 1.2 cm across and is perfectly terminated on one end. The other end is also nicely terminated and displays slight skeletal growth ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Aggregate of sharp, intergrown brownish-grey muscovite crystals without matrix. Ex-Dr A F Seager collection (# Si565), purchased in 2000.
© Andrew Hodgson
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Zoned crystal of clear greenish milarite and whitish milky agakhanovite-(Y). In Coll. M. Slama. Canon EOS 250D with Tamron SP AF 90mm 2,8 Di VC USD Macro, stacked from 32 Images using Zerene Stacker. (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
Milarite is a rare hydrated potassium calcium aluminum beryllium silicate that is found in select granite pegmatites, but specimens are even rarer, for the collector. This rich cluster is composed of nearly a dozen, soft lemon-yellow, prismatic crystals in sculptural growth. The crystals have well developed prism and pinacoid (flat top) faces with ...
© Rob Lavinsky & iRocks.com
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
group of greenish milarite xls In Coll. M. Slama Canon EOS 250D with Canon MP-E 65mm f/2.8 1-5x, stacked from 35 Images using Zerene Stacker (Dmap)
Jaguaraçu pegmatite, Jaguaraçu, Minas Gerais, Brazil
yellow milarite on smoky quartz In Coll. M. Slama Canon EOS 600D with Canon MP-E 65mm f/2.8 1-5x, stacked from 28 Images using Zerene Stacker (Dmap)
