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| Hiroshima | |||||||||||||
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| Basic information | Name: Hiroshima This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: Yes Year fell: 2003 Country: Japan Mass:  414 g | ||||||||||||
| Classification history: |
This is 1 of 11150 approved meteorites (plus 22 unapproved names) classified as H5. [show all] Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||
| Writeup |
Writeup from MB 87:
Hiroshima Japan Fell 2003 February 1–3 Ordinary chondrite (H5) A 414 g stone was discovered on February 4, 2003 in the delivery center of a pharmacutical company by workers searching for the cause of a leaking roof. The meteorite penetrated the steel sheet roofing and plasterboard and hit a roller conveyor belt then fell to the floor. The fall must have occurred after the center closed on the evening of February 1. Several people in Hiroshima observed a fireball around 22:30 on February 1. Classification (A. Okada, RIKEN; S. Yoneda, NSMT): olivine, Fa17.0–18.7; pyroxene Fs15.7–18.6 CaO 0.56– 1.01%. Noble gas analysis (J. Park, N. Ebisawa, and K. Nagao, UTok): 21Ne exposure age about 90 Myr. Specimens: main mass in possession of the finder and on long-term loan at the Hiroshima City Childrens Culture and Science Center; type specimen, 27 g, NSMT. | ||||||||||||
| Institutions and collections |
UTok: University Museum, University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan (institutional address; updated 3 Oct 2021) RIKEN: Institute of Physical and Chemical Research, 2-1 Hirosawa, Wako Saitama 351-0198, Japan (institutional address) NSMT: National Museum of Nature and Science, 4-1-1 Amakubo, Tsukuba, Ibaraki 305-0005, JAPAN, Japan; Website (institutional address; updated 16 Jun 2014) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)
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Geography:
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Statistics: This is 1 of 7 approved meteorites from Chugoku, Japan This is 1 of 58 approved meteorites from Japan (plus 12 unapproved names) | ||||||||||||
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