| | Journal (article/letter/editorial) | NO. 292 A study of some iron meteorites of the Gibeon association H. J. AXON AND P. L. SMITH Metallurgy...SUMMARY. The macroscopic features of a number of Gibeon meteorites have been reviewed and selected specimens...meteorites from Gibeon, South-west Africa, has been known since before 1836 and Gibeon is catalogued by...widely distributed in museums. An account of the Gibeon meteorites has been given by Spencer (I94t), who...terms of the original location of fall. Some of the Gibeon irons show macroscopic twin boundaries or large-scale | | | Journal (article/letter/editorial) | 607 Oriented lameUae in the Gibeon meteorite By MICHAEL J. FROST, Ph.D. Department of Mineralogy, British...twelve specimens of the Gibeon meteorite has established that the meteorite is basically an octahedrite...octahedrite but has, in several irons of the meteorite, lamellae of kamacite of early origin parallel to the...described a meteoritic iron from Goamus Farm, near Gibeon in South-west Africa, t h a t showed kamacite lamellae...the following names have been suggested for the meteorite having this structure: tesselated octahedrite | | | Journal (article/letter/editorial) | Fe2+-Mg2+ ORDER-DISORDER IN PYROXENE FROM THE CACHARI METEORITE Y. A. Abdu1, R. B. Scorzelli2, I. Souza Azevedo2...San Juan, Argentina. Introduction: The Cachari meteorite, found in 1916 in Argentina, is a monomictic eucrite...Guidebook to the geology of Meteor Crater. Center for Meteorite Studies Publication 17. [3] Kieffer S. W. 1971...1–2 Ma range in ages of chondrules from a given meteorite (e.g., [4]) are difficult to understand. The volatile...Takeda2, A. Yamaguchi1, and M. Ohtake3. 1Antarctic Meteorite Research Center, National Institute of Polar Research | | | Book | crystals, partly replaced by malachite, Tsumeb mine, Namibia; width of view ca. 3 cm; collection H.E. Frimmel...fourfold rotary inversion axis in c. Example: the meteorite mineral schreibersite (Fe,Ni)3P. 5 4/m, tetr.-dipyramidal:...coccoliths. From plankton sample of the Kimberley region, Australia, kindly provided by CSIRO Tasmania (picture... . Fig. 3.8 The Fish River Canyon in southern Namibia reveals an angular unconformity between steeply...which the transport medium can move from the source region to the locus of ore precipitation; 5 an energy |
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