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| | Journal (article/letter/editorial) | | extends
island as far as the Indian hamlet of Antofagasta, about 180 miles from
224
L. FLETCHER ON THE...and a comparison of the manuscript and printed meteorite-lists, which have been
placed at my service, lead...small grains of
nickel-iron are visible :
9.. Vaca Muerta; one of the links between the Irons and the Stones...hundred miles away, and about tor~y
miles apart; Vaca Muerta, Cachiyuyal, Copiapo and Lutschaunig, and
probably...example, belongs to
the more frequent kind of meteorite, the chondritic, of which many
falls have been | ๐ Image
| | Journal (article/letter/editorial) | | extends island as far as the Indian hamlet of Antofagasta, about 180 miles from 224 L. FLETCHER ON THE...and a comparison of the manuscript and printed meteorite-lists, which have been placed at my service, lead...small grains of nickel-iron are visible : 9.. Vaca Muerta; one of the links between the Irons and the Stones...hundred miles away, and about tor~y miles apart; Vaca Muerta, Cachiyuyal, Copiapo and Lutschaunig, and probably...example, belongs to the more frequent kind of meteorite, the chondritic, of which many falls have been | ๐ Image
| | Journal (article/letter/editorial) | | content varies between 1.63 and 2.93 wt %.
In the Vaca Muerta mesosiderite rutile shows much lower NbO 2 contents...silicate
groundmass or as exsolution lamellae in chromite.
The Vaca Muerta.mesosiderite contains appreciable...ilmenite and as separate, idiomorphic grains with
chromite, ilmenite and troilite [ 1]. In an earlier study...grains in
silicate rich troilite inolusions or with chromite in
silicate free nodules. Rutile has also been...octahedrite. A detailed study of the mineralogy of this
meteorite will be published elsewhere [9].
In reflected | ๐ Image
| | Journal (article/letter/editorial) | | Adare meteorite, 352. Aegirine-trachyte from Angola, 66. Alkali lavas, 70. ~kmana meteorite, 173. Analcite...obituary. 392. Biotite-trachyte, Angola, 65. Bluff meteorite, 352. BaJJ~MALL(A.), elected member, xlviii. -...minerals, 831. 347, 354. Brito-aretic petl~graphic province~ 180, 219. BRowN (A. P.), obituary, 892. Baow/r...Nova Scotia, 340. Cbandak~pur meteorite, 352. ChAteau Renard meteorite, 352. Chemical analysis o'f meteorites...393. Crab Orchard meteorite, 167. Cracks in timber ~md clay, 329. Cronstad meteorite, 10. CaooxEs (Sir | ๐ Image
| | Book | | hands. At the Agua
olgada quarry, Atacama Region, Chile, rutile is found in
agmatite veinlets that contain...recently been reported from the Borborema pegmatitic
province in Rio Grande do Norte, Brazil (Beurten et al...Agua Colgada quarry, Freirina, Atacama Region, Chile.
Specimen is about 6 cm tall. RJL3431
Formation...L5; and the
Vaca Muerta, Taltal, Atacama, Chile, mesosiderite. In the
Vaca Muerta meteorite the rutile...associated with chromite
In the form of both individual grains and lamellae within
the chromite. Lamellae | ๐ Image
| | Journal (article/letter/editorial) | | microscopist, Gustav Tschermak, and the outstanding meteorite collection of that day, the Vienna collection...meteorites. Table 1 traces the development of meteorite mineralogy over the
following seventy years. It...extracted sulfur with alcohol from the Cold Bokkeveld
meteorite, and later investigators extracted it from other...*Daubreelite
+Lawrencite
Magnesite
Calcite
Magnetite
Chromite
Quartz
Tridymite
Chlorapatite
Merrillite
(Whitlockite)...weathering.
In 1955, therefore, to specializein meteorite mineralogy might well
have beenconsideredthe refugeol | ๐ Image
| | Journal (article/letter/editorial) | | stony-iron meteorites, and the unique NWA 011/NWA
2976 meteorite (Yamaguchi et al., 2002; Greenwood et al.,
2005...Furthermore, other MC-ICP-MS studies of bulk
basaltic meteorite samples from the HED parent body
(Wadhwa et al...gabbro and polymict basalt clast from the
Vaca Muerta meteorite, respectively. The diogenite Bilanga
and...and augite set in ๏ฌne-grained plagioclase. This meteorite has a texture indicating it has experienced a... the 26Mg excess,
which is used to calculate meteorite ages. We developed a
new chemical separation procedure | ๐ Image
| | Report (issue) | | Structural and compositional properties of
iron meteorite groups ___________
The geochemical behavior of...ABBREVIATIONS
The following abbreviations for the meteorite classes are used throughout the tables and elsewhere;...percent) ; all others
(<0.01 percent). A list of meteorite minerals is provided,
and a tabulation of elemental...minerals are quartz and aluminosilicates; the common
meteorite minerals are anhydrous, whereas hydrated
minerals...actual extraterrestrial abundances; irons dominate
meteorite finds since they are resistant to weathering and | ๐ Image
| | Book | | provide an introduction to
meteorite science and a handbook on meteorite classification. Insofar as
I...These chapters would have been useful chiefly to meteorite
researchers looking for a quick summary of group...quantitative
meteorite studies declined during 1970-1973 as a result of the diversion
of meteorite researchers'...efforts to the study of lunar samples. The rate
of meteorite research activity is now increasing as researchers...during the
past decade regarding problems of meteorite origin and classification.
A complete list would | ๐ Image
| | Book | | provide an introduction to
meteorite science and a handbook on meteorite classification. Insofar as
I...These chapters would have been useful chiefly to meteorite
researchers looking for a quick summary of group...quantitative
meteorite studies declined during 1970-1973 as a result of the diversion
of meteorite researchers'...efforts to the study of lunar samples. The rate
of meteorite research activity is now increasing as researchers...during the
past decade regarding problems of meteorite origin and classification.
A complete list would | ๐ Image
| | Book (edition) | | points are
2040ยฐ C.
2180ยฐ C.
1565 ยฐC.
1450ยฐ C.
Chromite
Hematite
Ilmenite
Zircon and Zirconosilicates...such as zircon, xenotime, apatite,
magnetite, chromite, sphene or more generally those
constituents which...Ilmenite sometimes encloses orthoclase; and even chromite,
which, as a rule, precedes olivine, has been...CvX)^ rises to high concentration in picotite and
chromite. An essential condition for the presence of chromium...There are even rocks com-
posed of almost pure chromite, which has its melting point in
the neighbourhood |
|
