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The Mineral OSBORNITE ... Series:Osbornite-Sinoite ... Osbornite is one of the rarest minerals from Earth. This can be said because it is not found in terrestrial rocks. Osbornite is only found in enstatite chondrite meteorites. These stoney meteorites contain minerals that have been extremely reduced, the opposite of oxidized.
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There are several common to relatively rare titanium minerals such as rutile, ilmenite, sphene, brookite, anatase, pyrophanite, osbornite, ecandrewsite, geikielite and perovskite to name a few.
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Click Here for Larger Osbornite Image in a New Browser Window Images: ... Standardized Intensity (100%) Reflection Spectra of Osbornite in Air ...
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BSE image of osbornite (osb colored yellow) TiN; me = Fe(Ni)-metal; px = pyroxene; ol = olivine. Isheyevo carbonaceous chondrite (CB3b), Ishimbai region of ...
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Osbornite mineral data, information about Osbornite, its properties and worldwide locations. ... This page provides mineralogical data about Osbornite. ... Classification of Osbornite...
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Britannica online encyclopedia article on osbornite (mineral),
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Osbornite TiN; c 2001-2005 Mineral Data Publishing, version 1; Crystal Data: Cubic. Point Group: 4/m 3 2/m. Octahedra, to about 0.1 mm, in oldhamite; as dendritic and globular inclusions in corundum. Physical Properties: Hardness = n.d. VHN = 1372 (20 g load).
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A speck of osbornite (TiN bearing some trapped TiC) was spotted in a calcium-aluminum-rich inclusion within the carbonaceous chondrite meteorite Isheyevo, ...
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In the present paper the results of elemental abundances in accessory minerals of enstatite chondrite Adhi Kot are reported. ... Table 1 shows the average elemental enrichment factors relative to C1 chondrite [1] . ... Kot EH4 are enriched by refractory elements Ba, Ca, Sc and REE relative to their abundances in C1 chondrites...
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The RBS measurements exhibited that the biggest N concentration and the smallest O concentration were found in the film treated in NH3 at 1100 oC where the osbornite (TiN0.9) is formed (based on XRD analysis). In agreement with these data the UV-VIS shows a smaller transmittance when the samples are calcined up to 1100 oC.
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