Browsing by Author "Takeda H."
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Browsing by Author "Takeda H."
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Nyquist L.; Bogard D.; Yamaguchi A.; Shih C.Y.; Karouji Y.; Ebihara M.; Reese Y.; Garrison D.; McKay G.; Takeda H. (2006)Low concentrations of Th and Fe in the Yamato (Y)-86032 bulk meteorite support earlier suggestions that Y-86032 comes from a region of the moon far distant from the Procellarum KREEP Terrain (PKT), probably from the lunar ...
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FOSSIL 26AL AND 53MN IN THE ASUKA 881394 EUCRITE: EVIDENCE OF THE EARLIEST CRUST ON ASTEROID 4 VESTA Nyquist L.E.; Reese Y.; Wiesmann H.; Shih C.Y.; Takeda H. (2003)Asuka 881394 is a unique magnesian eucrite with pyroxenes that are Mg-rich like those of cumulate eucrites, but with a granulitic texture unlike the textures of cumulate eucrites. Plagioclase compositions are ~An98, and ...
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Takeda H. (1987)Mineralogical and crystallographic data and electron microprobe analyses of silicate minerals for Antarctic ureilites Y74123, Y74130, Y74659, Y790981, ALHA77257, ALHA78019 and ALH82106 extend the chemical and textural ...
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Takeda H.; Hsu W.; Huss G.R. (2003)We studied the mineralogy, mineral chemistry, and compositions of 48 interior silicate inclusions and a large K-rich surface inclusion from the Colomera IIE iron meteorite. Common minerals in the interior silicate inclusions ...
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Takeda H.; Bogard D.D.; Mittlefehldt D.W.; Garrison D.H. (2000)We describe coarse-grained gabbroic material rich in plagioclase and diopside in the Caddo County IAB iron meteorite. The gabbro is not a clast within a breccia, but rather is an area with transitional margins located ...
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