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Akimotoite - Wikipedia, the free encyclopedia
Akimotoite is a rare silicate mineral mineral ((Mg,Fe)SiO 3 )in the Ilmenite group of minerals. It has a vitreous luster, is colorless, and has a white or colorless streak. It is in the trigonal cr...
en.wikipedia.org/wiki/Akimotoite |
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General Akimotoite Information ... Akimotoite Image ... Akimotoite Crystallography...
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Electron micrograph of akimotoite (Ak) as columnar grains. Aggregates of akimotoite are adjacent to a large clinoenstatite grain (Cen) with (100) twin lamallae. (AmMin 84:268). Shock-metamorphosed Tenham chondrite. ... Large Akimotoite Image...
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Classification of Akimotoite ... Type Occurrence of Akimotoite ... Physical Properties of Akimotoite...
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Compositions for akimotoite, silicate perovskite, and majorite were calculated by using experimentally determined Cliff-Lorimer factors k. The analytical procedure for ATEM is reported in Fujino et al. ... (1997) reported akimotoite, amorphous grains (assumed to be amorphized silicate perovskite) and ringwoodite...
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The mineral akimotoite, ilmenite-structured MgSiO3, exists at the bottom of the Earth's mantle transition zone and within the uppermost lower mantle, especially under low-temperature conditions1. ... Akimotoite is thought to be a major constituent of the harzburgite layer of subducting slabs, and the most anisotropic...
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Letter: Crystallographic preferred orientation of akimotoite and seismic anisotropy of Tonga slab ... Akimotoite is a mineral with the composition (Mg,Fe)SiO3 found at the bottom of the Earth's mantle transition zone and the uppermost lower mantle, especially under low temperature conditions.
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Akimotoite, (Mg,Fe)SiO 3 , a new silicate mineral of the ilmenite group, was found in the shock-metamorphosed Tenham chondrite. It occurs as aggregates adjacent to clinoenstatite in fragments within shock-induced melt veins.
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The transformation of pyroxene to its high-pressure polymorph akimotoite (MgSiO3 ilmenite type structure) is documented in the shock-induced melt veins of ...
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The thermo-elastic properties of MgSiO3 akimotoite at mantle pressure and temperature conditions are reported based on ab initio molecular dynamic ...
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