Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3mm; Photo & Collection: JM. Johannet Heart like twin.

© Jean-Marc Johannet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Collection and photo Yves Masson

© Yves Masson

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view :3mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Enstatite, Sanidine, Ilmenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Doubly terminated enstatite perched on sanidine. One can see some cracks healed by a new generation of material (orange yellow) same as on the termination faces. Black crystals are very small ilmenites.

© JM Johannet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Clean sanidine {101} {001} {010} modified crystal

© Jose Zendrera

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Enstatite, Sanidine, Ilmenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 4mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 3mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Enstatite, Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 2 mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3mm, Photo & Collection: JM Johannet

© Jean-Marc Johannet

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Nice brown crystal of Enstatite. Picture width is 1,8mm.

© Elmar Lackner 2009

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 2mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 1,5mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 3 mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Magnetite, Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view :2mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Brown fluoro-edenite crystals in a vug. Field of view is about 2.4 mm across. P. & E. Médard collection, photograph by R. Vernet

© Robert Vernet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Karlsbad's twin of Sanidine Size: 6 X 5 cm Collection and phot: Arliguie M

© ARLIGUIE M

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 2mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Picture width is 3mm. Nice brown crystal of Enstatite. Depth of field is achieved with CombineZM.

© Elmar Lackner 2007

Apatite, Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 1.5 mm Small 'apatite' cluster perched on a zircon crystal. Photo & Collection: JM Johannet.

© Jean-Marc Johannet

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view :3mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Cristal de 3 cm en matriz. Collection and photo Rafa Muñoz.

© Rafa Muñoz Alvarado

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Brown fluoro-edenite crystal in a vug. Field of view is about 2.0 mm across. P. & E. Médard collection, photograph by R. Vernet

© Robert Vernet

Forsterite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

size 0,5 mm

© Luigi Mattei

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3 mm The termination as a hole is characteristic of zircon crystals from there. Photo & Collection: JM Johannet.

© Jean-Marc Johannet

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 2.5 mm Photo & Collection: JM.Johannet

© Jean-Marc Johannet

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Orange-brown short prismatic fluoro-edenite crystals cluster. Sony Alpha 7R ii /Mitutoyo Plan Apo X 10 / Achromatic doublet retro/"Stone Master Stack Unit" Linear-actor & Control/ Aperture. Photo & Collection: Christophe Boutry.

© Christophe Boutry

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

acicular Zircon with a light pink hue photo & collection Joachim Esche

© Joachim Esche 2009

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluoro-edenite crystal. Field of view: 3mm.

© José Carlos García

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

crystal measuring 1.5 mm in length Photograph and collection jm.CLAUDE

© Jean-Marie Claude

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Prismatic zircon , Roc de Courlande, France Collected in April 2011 FOV 3.5 mm Collection and Photo : Laurent Gayraud

© Laurent Gayraud

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

the largest crystal measuring 4.5 mm in length.Photograph and collection jm.CLAUDE

© Jean-Marie Claude

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite translucent cristals in a vug Field is 4,45 x 2,90 mm Zeiss luminar 40 mm on bellows + nikon D1x. CZM Photo & collection Chollet Pascal (# 912)

© Chollet Pascal

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Crystal width 6cm Complicated twinning between three grey sanidine crystals crystallized on trachyte. Collection and photo Yves Masson

© Yves Masson

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Crystal length 4 mm Black coloured fluoro-edenite sharp needle in trachyte rock. Collection and photo Y. Masson

© Yves Masson

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

FOV 1.8mm. Olympus E-5 / tube / Luminar 16mm

© Yaiba Sakaguchi

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

FOV 1.5mm. Olympus E-5 / tube / Luminar 16mm

© Yaiba Sakaguchi

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Coll & photo F. Le Gaillard

© F. Le Gaillard

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

This sanidine is slightly fluorescent under shortwave UV* * WTC 9W Hg vapor lamp 255 nm, filtered

© Josele

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

dimension area mm. 2 x 2 photo and collection Luigi Chiappino

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Crystal length 2 mm Orange-brown coloured fluoro-edenite needle in trachyte rock. Collection and photo Y. Masson

© Yves Masson

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Very nice Carlsbad twinning with two flattened sanidine crystals. Twinning size 5cm. The base is an altered trachyte. Collection and photo Yves Masson

© Yves Masson

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

fov 1.5x1mm Photo and collection D.Cericola

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Smart association beetwen two sanidine crystals, the front one tabular and lasangical, penetrating the back one prismaric and rectangular.The rock is a light trachyte. Crystal length 6cm Collection and photo Yves Masson

© Yves Masson

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Bought at an exhibition of sales-purchases-exchange of minerals and fossils.

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Carlsbad twinned sanidine. Collection and photo Yves masson

© Yves Masson

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Complex Sanidine twin

© mindat.org

Magnetite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Magnetite crystals black and a few Enstatite crystals thin little brown sharp pointed , p.w. 1.46 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Magnetite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Gift of André Fermis Edmund Optic 10X PLAN APO + Raynox 150 retro + extension tubes / Canon 1300D

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite crystal (visually identified), p.w. 1.75 mm , Coll. Fred Leenheer , Photo Ko Jansen.

© Ko Jansen

Magnetite, Fluoro-edenite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Magnetite crystals black one by light reflection redish , one Fluoro-Edenite crystal orange/brownish and a few Enstatite crystals pointed light brown , p.w. 1.82 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Hematite, Enstatite, Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Hematite crystal black , left of the middle on the right side a Enstatite crystal little brow pointed , on the right side a redish Fluoro-edenite crystal , p.w. 1.69 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Very small black crystals: probably hematite Edmund Optic 10X PLAN APO + Raynox 150 retro / Canon 1300D Gift of André Fermis Child phot : 3D anaglyph (detail of ends)

Hematite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Hematite crystals black and a few Enstatite crystals light yellow thin and pointed , p.w. 0.79 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Hematite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Hematite crystal dark blue/black , p.w. 1.09 mm , Coll. & photo Ko Jansen

© Ko Jansen

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Sony Alpha 7R ii, bellows, Mitutoyo M Plan 10x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2017

Fluoro-edenite, Magnetite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Among reddish brown prismatic crystals of fluorine-edenite, black magnetite crystals with iridescence and octahedral habit modified by small rhombododecahedron faces. Collection and photo by Gianfranco Ciccolini. Nikon D750, two bellows, Luminar 25 mm, total opening.

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Complex Sanidine twin Same specimen as Mindat photo ID 568304 Acquired from Rik Dillen

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Red-brown prismatic crystals of fluorine-edenite. Collection and photo by Gianfranco Ciccolini. Nikon D750, two bellows, Luminar 25 mm, total opening.

Enstatite, Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Green Enstatite on Pink Zircon

© Jean Leconte

Titanite, Enstatite, Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

A single pale yellow-tan sharp prismatic crystal of titanite on a matrix of white sanidine crystals, and brown enstatite crystals. Obtained from Bruce Kelley and previously in the collection of Marcus Reime.

© Alex Earl 2022

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Tabular brown fluoro-edenite crystals in vug. Olympus OM DE M5 Mark II /Mitutoyo Plan Apo X 5 /Raynox Dcr 250 Retro/Stack Unit Linear-actor & Control/ Aperture. Photo & Collection: Christophe Boutry.

© Christophe Boutry

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Magnetite, Enstatite, Hematite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Nice Magnetite crystal left black , in the middle Enstatite crystals little brownish , Hematite crystal on right side bottom black , p.w. 1.31 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Collection and photo Yves Masson

© Yves Masson

Fluoro-edenite, Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluoro-Edenite crystals browish/redish , in centre on top a very small pseudo octhaeder crystal of Zircon , figure 81 Goldschmidt , p.w. 2.39 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite crystals thin , pointed , little yellowish , p.w. 2.85 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Titanite, Sanidine, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

A single sharp pale yellow-tan crystal of titanite, a single clear hexagonal crystal of sanidine, and small brown crystals of enstatite on a matrix of white sanidine. Obtained from Bruce Kelley and previously in the collection of Marcus Reime.

© Alex Earl 2022

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

© Heyninck A

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Stunning set of fluorophlogopite crystal

© Elise Chaigneau for Rocks-Store

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluorophlogopite crystals brownish , p.w. 1.28 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Fluorophlogopite, Magnetite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluorophlogopite crystals brownish with a few Magnetite crystals black , p.w. 1.46 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Orange brown crystals of Fluorophlogopite F o v mm 2,5 x mm 3,0 Photo with Canon Eos 600 D + Bellows + Rodenstock Rodagon 35 mm 1:4,0 reversed Photo and collection Giovanni Scapin

© Giovanni Scapin 2018

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluorophlogopite crystals brownish , p.w. 2.05 mm , Coll. Fred Leenheer , Photo Ko Jansen.

© Ko Jansen

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3mm; Photo & Collection: JM. Johannet Heart like twin.

© Jean-Marc Johannet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Collection and photo Yves Masson

© Yves Masson

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view :3mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Clean sanidine {101} {001} {010} modified crystal

© Jose Zendrera

Enstatite, Sanidine, Ilmenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Doubly terminated enstatite perched on sanidine. One can see some cracks healed by a new generation of material (orange yellow) same as on the termination faces. Black crystals are very small ilmenites.

© JM Johannet

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Enstatite, Sanidine, Ilmenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 4mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 3mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Enstatite, Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 2 mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 2mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3mm, Photo & Collection: JM Johannet

© Jean-Marc Johannet

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Nice brown crystal of Enstatite. Picture width is 1,8mm.

© Elmar Lackner 2009

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 1,5mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view : 3 mm, Photo & Collection: JM.Johannet.

© Jean-Marc Johannet

Magnetite, Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view :2mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 2mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Brown fluoro-edenite crystals in a vug. Field of view is about 2.4 mm across. P. & E. Médard collection, photograph by R. Vernet

© Robert Vernet

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Karlsbad's twin of Sanidine Size: 6 X 5 cm Collection and phot: Arliguie M

© ARLIGUIE M

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Picture width is 3mm. Nice brown crystal of Enstatite. Depth of field is achieved with CombineZM.

© Elmar Lackner 2007

Apatite, Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 1.5 mm Small 'apatite' cluster perched on a zircon crystal. Photo & Collection: JM Johannet.

© Jean-Marc Johannet

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view :3mm, Photo & Collection : JM.Johannet.

© Jean-Marc Johannet

Forsterite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

size 0,5 mm

© Luigi Mattei

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Cristal de 3 cm en matriz. Collection and photo Rafa Muñoz.

© Rafa Muñoz Alvarado

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Brown fluoro-edenite crystal in a vug. Field of view is about 2.0 mm across. P. & E. Médard collection, photograph by R. Vernet

© Robert Vernet

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 3 mm The termination as a hole is characteristic of zircon crystals from there. Photo & Collection: JM Johannet.

© Jean-Marc Johannet

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Field of view: 2.5 mm Photo & Collection: JM.Johannet

© Jean-Marc Johannet

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Orange-brown short prismatic fluoro-edenite crystals cluster. Sony Alpha 7R ii /Mitutoyo Plan Apo X 10 / Achromatic doublet retro/"Stone Master Stack Unit" Linear-actor & Control/ Aperture. Photo & Collection: Christophe Boutry.

© Christophe Boutry

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluoro-edenite crystal. Field of view: 3mm.

© José Carlos García

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

acicular Zircon with a light pink hue photo & collection Joachim Esche

© Joachim Esche 2009

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

crystal measuring 1.5 mm in length Photograph and collection jm.CLAUDE

© Jean-Marie Claude

Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Prismatic zircon , Roc de Courlande, France Collected in April 2011 FOV 3.5 mm Collection and Photo : Laurent Gayraud

© Laurent Gayraud

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

the largest crystal measuring 4.5 mm in length.Photograph and collection jm.CLAUDE

© Jean-Marie Claude

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite translucent cristals in a vug Field is 4,45 x 2,90 mm Zeiss luminar 40 mm on bellows + nikon D1x. CZM Photo & collection Chollet Pascal (# 912)

© Chollet Pascal

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

FOV 1.8mm. Olympus E-5 / tube / Luminar 16mm

© Yaiba Sakaguchi

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Crystal width 6cm Complicated twinning between three grey sanidine crystals crystallized on trachyte. Collection and photo Yves Masson

© Yves Masson

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Crystal length 4 mm Black coloured fluoro-edenite sharp needle in trachyte rock. Collection and photo Y. Masson

© Yves Masson

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

This sanidine is slightly fluorescent under shortwave UV* * WTC 9W Hg vapor lamp 255 nm, filtered

© Josele

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

FOV 1.5mm. Olympus E-5 / tube / Luminar 16mm

© Yaiba Sakaguchi

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Coll & photo F. Le Gaillard

© F. Le Gaillard

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Crystal length 2 mm Orange-brown coloured fluoro-edenite needle in trachyte rock. Collection and photo Y. Masson

© Yves Masson

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

dimension area mm. 2 x 2 photo and collection Luigi Chiappino

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Smart association beetwen two sanidine crystals, the front one tabular and lasangical, penetrating the back one prismaric and rectangular.The rock is a light trachyte. Crystal length 6cm Collection and photo Yves Masson

© Yves Masson

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Very nice Carlsbad twinning with two flattened sanidine crystals. Twinning size 5cm. The base is an altered trachyte. Collection and photo Yves Masson

© Yves Masson

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

fov 1.5x1mm Photo and collection D.Cericola

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Complex Sanidine twin

© mindat.org

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Bought at an exhibition of sales-purchases-exchange of minerals and fossils.

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Carlsbad twinned sanidine. Collection and photo Yves masson

© Yves Masson

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite crystal (visually identified), p.w. 1.75 mm , Coll. Fred Leenheer , Photo Ko Jansen.

© Ko Jansen

Magnetite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Magnetite crystals black and a few Enstatite crystals thin little brown sharp pointed , p.w. 1.46 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Magnetite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Gift of André Fermis Edmund Optic 10X PLAN APO + Raynox 150 retro + extension tubes / Canon 1300D

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Very small black crystals: probably hematite Edmund Optic 10X PLAN APO + Raynox 150 retro / Canon 1300D Gift of André Fermis Child phot : 3D anaglyph (detail of ends)

Magnetite, Fluoro-edenite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Magnetite crystals black one by light reflection redish , one Fluoro-Edenite crystal orange/brownish and a few Enstatite crystals pointed light brown , p.w. 1.82 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Hematite, Enstatite, Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Hematite crystal black , left of the middle on the right side a Enstatite crystal little brow pointed , on the right side a redish Fluoro-edenite crystal , p.w. 1.69 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Hematite, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Hematite crystals black and a few Enstatite crystals light yellow thin and pointed , p.w. 0.79 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Hematite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Hematite crystal dark blue/black , p.w. 1.09 mm , Coll. & photo Ko Jansen

© Ko Jansen

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Sony Alpha 7R ii, bellows, Mitutoyo M Plan 10x, aperture, Raynox DCR-250 retro, Stack-Master linear actor, stack shot control. Collection and photo Stephan Wolfsried

© Stephan Wolfsried 1/2017

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Red-brown prismatic crystals of fluorine-edenite. Collection and photo by Gianfranco Ciccolini. Nikon D750, two bellows, Luminar 25 mm, total opening.

Fluoro-edenite, Magnetite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Among reddish brown prismatic crystals of fluorine-edenite, black magnetite crystals with iridescence and octahedral habit modified by small rhombododecahedron faces. Collection and photo by Gianfranco Ciccolini. Nikon D750, two bellows, Luminar 25 mm, total opening.

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Complex Sanidine twin Same specimen as Mindat photo ID 568304 Acquired from Rik Dillen

Enstatite, Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Green Enstatite on Pink Zircon

© Jean Leconte

Titanite, Enstatite, Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

A single pale yellow-tan sharp prismatic crystal of titanite on a matrix of white sanidine crystals, and brown enstatite crystals. Obtained from Bruce Kelley and previously in the collection of Marcus Reime.

© Alex Earl 2022

Fluoro-edenite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Tabular brown fluoro-edenite crystals in vug. Olympus OM DE M5 Mark II /Mitutoyo Plan Apo X 5 /Raynox Dcr 250 Retro/Stack Unit Linear-actor & Control/ Aperture. Photo & Collection: Christophe Boutry.

© Christophe Boutry

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Collection and photo Yves Masson

© Yves Masson

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Magnetite, Enstatite, Hematite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Nice Magnetite crystal left black , in the middle Enstatite crystals little brownish , Hematite crystal on right side bottom black , p.w. 1.31 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Fluoro-edenite, Zircon

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluoro-Edenite crystals browish/redish , in centre on top a very small pseudo octhaeder crystal of Zircon , figure 81 Goldschmidt , p.w. 2.39 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Enstatite crystals thin , pointed , little yellowish , p.w. 2.85 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Titanite, Sanidine, Enstatite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

A single sharp pale yellow-tan crystal of titanite, a single clear hexagonal crystal of sanidine, and small brown crystals of enstatite on a matrix of white sanidine. Obtained from Bruce Kelley and previously in the collection of Marcus Reime.

© Alex Earl 2022

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluorophlogopite crystals brownish , p.w. 1.28 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Sanidine

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

© Heyninck A

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Stunning set of fluorophlogopite crystal

© Elise Chaigneau for Rocks-Store

Fluorophlogopite, Magnetite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluorophlogopite crystals brownish with a few Magnetite crystals black , p.w. 1.46 mm , Coll. & photo Ko Jansen.

© Ko Jansen

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Orange brown crystals of Fluorophlogopite F o v mm 2,5 x mm 3,0 Photo with Canon Eos 600 D + Bellows + Rodenstock Rodagon 35 mm 1:4,0 reversed Photo and collection Giovanni Scapin

© Giovanni Scapin 2018

Fluorophlogopite

Roc de Courlande, Chastreix, Issoire, Puy-de-Dôme, Auvergne-Rhône-Alpes, France

Fluorophlogopite crystals brownish , p.w. 2.05 mm , Coll. Fred Leenheer , Photo Ko Jansen.

© Ko Jansen