 | | 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...regularly as oriented lamellae in chromites or ilmenite, whereas in the Allegan chondrite it is disseminated...groundmass or as exsolution lamellae in chromite. The Vaca Muerta.mesosiderite contains appreciable amounts...oriented lamellae in ilmenite and as separate, idiomorphic grains with chromite, ilmenite and troilite [ 1]...octahedrite. A detailed study of the mineralogy of this meteorite will be published elsewhere [9]. In reflected |
 | | Book |
| tiny grains of rutile or in mixed oxides such as ilmenite at Lindviksollen, near Kragerø, Norway; it is...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 |
 | | Journal (article/letter/editorial) |
| pyral-garnet phlogopite ilmenite ilmenite ilmenite ilmenite ilmenite ilmenite calcite zircon (+zrO.) zircon...hydromica K·M3S hydromica K·M36 hydromica K-M38 ilmenite+ calcite KNI63a perovskite K-MI calcite KN29/cc...pyroxene, < 3 ppb in garnet, and < 1 ppb U in ilmenite from kimberlite. Corresponding minerals in ultrabasic...± 2 ppm V for a zircon from Noeniput (NW Cape Province, South Africa). These elevated contents may be...thaumasite show uranium contents <0.2 ppm U. An ilmenite nodule with calcite-filled cracks (KNI63a, Table |
 | | 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...weathering. In 1955, therefore, to specializein meteorite mineralogy might well have beenconsideredthe refugeol...then, as is illustrated in Table 2.The number of meteorite minerals has more than doubled in the last ten |
 | | 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 |
 | | 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 |
 | | 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 |
 | | Book (edition) |
| between pure magnetite and the highly titaniferous ilmenite, FeTiOj, or or (Fe,Ti)303. Hematite, FcaOg...2180° C. 1565 °C. 1450° C. Chromite Hematite Ilmenite Zircon and Zirconosilicates. The principal which...Melilite Most Tridymite Tourmaline Mao-netite Ilmenite Pyritc Sodalite, cancrinite j^arnets ^^to-irine...diahad crystallized after plagioclase and olivine. Ilmenite sometimes encloses orthoclase; and even chromite...Melilite Topaz Corundum Magnetite Calcite Ilmenite Apatite Spinel ? 118 COMPATIBLE AND INCOMPATIBLE |
