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Country: France
State/District: Gers
Co-ordinates: 43°57'N, 0°3'W
Date of fall: 1790, July 24 (2100hrs)
Total known weight: 6.4kg (preserved in collections)
Number of pieces: many pieces (shower)
Classification:
Type: Ordinary chondrite veined
Shock Stage: c
Weathering Stage:
Mineral Analyses: Olivine Fa19
Total iron: 27.8%
Pairings: not known
Synonyms: Agen Bordeaux Landes Roquefort
Metbase description: Show/Hide
A shower of stones, the largest of 9kg, fell after detonations and appearance of a fireball travelling from S to N, Baudin, Ann. Phys., 1803, 13, p.346. Description, H.Pfahler, Tschermaks Min. Petr. Mitt., 1893, 13, p.353, M.H.Hey, Cat. Met., 1966, p.40. Partial INAA, 27.8% total Fe, R.A.Schmitt et al., Meteoritics, 1972, 7, p.131. Olivine Fa19, B.Mason, GCA, 1967, 31, p.1100. Al-26 data, I.R.Cameron and Z.Top, GCA, 1975, 39, p.1705. Al-26 content, G.F.Herzog, GCA, 1977, 41, p.1526. Mobile trace element data, D.W.Lingner et al., GCA, 1987, 51, p.727. TL data, M.Haq et al., GCA, 1988, 52, p.1679. Study of organic compounds in black veins, V.P.Semenenko and N.V.Golovko, LPSC, 1992, 23, p.1259 (abs.). Composition and structure of black veins, V.P.Semenenko et al., LPSC, 1992, 23, p.1263 (abs.); see also, V.P.Semenenko and N.V.Golovko, GCA, 1994, 58, p.1525. Bulk density and porosity, M.Terho et al., Studia Geophysica et Geodaedica, 1993, 37, p.65; see also, D.T.Britt and G.J.Consolmagno, MAPS, 2003, 38, p.1161; S.L.Wilkinson et al., MAPS, 2003, 38, p.1533. EPMA analysis of fusion crust, M.J.Genge and M.M.Grady, MAPS, 1999, 34, p.341. Magnetic susceptibility, P.Rochette et al., MAPS, 2003, 38, p.251.
The meteorite was data copied from MetBase 7.1 for Windows.
For information about this software please contact the Author: Joern Koblitz, The MetBase Library of Meteoritics and Planetary Sciences, Benquestrasse 27, D-28209 Bremen, Germany
Phone: +49 421 24 100 24 Fax: +49 421 24 100 99
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