 | | Journal (article/letter/editorial) |
| variable from meteorite to meteorite and sometimes also exhibit variations in the same meteorite. Uranium...motivation of this work was to identify in a given meteorite as many U-rich phases as possible which could...plutonium and/or determine the thermal history of the meteorite. The decay of 2”Pu (an extinct radionuclide with...phosphates, usually merrillite (formerly called whitlockite) and/or chlorapatite, are enriched in uranium...probably plutonium) were fractionated during the meteorite formation. In the present study, we concentrated |
 | | Journal (article/letter/editorial) |
| in phosphates, usually whitlockite and/or chlorapatite. Wherever whitlockite and chlorapatite coexist...variable from meteorite to meteorite and sometimes also show large variations in the same meteorite. A clinopyroxene...that these elements were fractionated during the meteorite formation. Fission tracks in meteorites are due...CROZAZ(1974) showed that Th was indeed enriched in the whitlockite and concluded that 244Pu probably followed Th...was present in the solar system at the time of meteorite formation, is geochemically linked to both U and |
 | | 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...Chromite Quartz Tridymite Chlorapatite Merrillite (Whitlockite) Olivine Orthopyroxene Clinopyroxene Plagioclase...weathering. In 1955, therefore, to specializein meteorite mineralogy might well have beenconsideredthe refugeol |
 | | 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 |
