Natural (Mg,Fe)SiO3-ilmenite and -perovskite in the Tenham meteorite

Science

Volumn 277, Issue 5329, 1997, Pages 1084-1086

  Tomioka, Naotaka ^a   Fujino, Kiyoshi ^a  

^a HOKKAIDO UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

MAGNESIUM; SILANE;

CHONDRITE; ILMENITE; PEROVSKITE; SHOCK METAMORPHISM; TENHAM METEORITE;

ANALYTIC METHOD; ARTICLE; ASTRONOMY; ELECTRON BEAM; ELECTRON DIFFRACTION; METAMORPHOSIS; NONHUMAN; PRIORITY JOURNAL; TRANSMISSION ELECTRON MICROSCOPY;

CALCIUM COMPOUNDS; IRON; IRON COMPOUNDS; MAGNESIUM COMPOUNDS; METEOROIDS; MICROSCOPY, ELECTRON; OXIDES; PRESSURE; SILICATES; TEMPERATURE; TITANIUM;

EID: 0030756597     PISSN: 00368075     EISSN: None     Source Type: Journal    
DOI: 10.1126/science.277.5329.1084     Document Type: Article

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15. 3.
16. 3.
17. 3-perovskite is stable at pressures ≥23 GPa at 1600°0C. Its stability limit can be affected by temperature and Fe content. Therefore, we estimated the lower limit of pressure as 23 GPa.
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20. We thank Y. Syono and N. Miyajima for helpful comments and T. Kuwajima and R. Tanaka for technical assistance. Supported by a Grant-in-Aid for Research (no. 06402019) from the Ministry of Education, Science, and Culture of the Japanese Government.