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Chwichiya 004 | |||||||||||||||||||||||||||||||||||
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Basic information | Name: Chwichiya 004 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2019 Country: Western Sahara Mass: 134 g | ||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 99 approved meteorites classified as LL7. [show all] Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||
Comments: | Approved 29 Nov 2019 | ||||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 108:
Chwichiya 004 27°23’42.89"N, 11°42’12.82"W Saguia el Hamra, Western Sahara Find: 2019 Apr 24 Classification: Ordinary chondrite (LL7) History: Found by Hammo Oualguirah on April 24, 2019. Bought from Mohamed Elguirah by Jean Redelsperger. Physical characteristics: Several greyish stones, without fusion crust. Petrography: (J. Gattacceca, CEREGE) Recrystallized chondrite. No relict chondrules observed. Olivine (to 200 µm) has lobate contours. Plagioclase typical size 100 µm. Geochemistry: Olivine Fa30.0 (n=2). Low-Ca pyroxene Fs24.8±0.0Wo3.2±0.2 (n=3). Classification: Ordinary chondrite (LL7). Type 7 based on texture and Wo content of low-Ca pyroxene. Specimens: Type specimen at CEREGE. Main mass with Jean Redelsperger. | ||||||||||||||||||||||||||||||||||
Data from: MB108 Table 0 Line 0: |
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Institutions and collections |
CEREGE: CEREGE
BP 80
Avenue Philibert, Technopole de l'Arbois
13545 Aix-en-Provence Cedex 4
France, France (institutional address; updated 10 Jun 2023) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
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Photos: |
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Geography: |
Statistics: This is 1 of 117 approved meteorites from Saguia el Hamra, Western Sahara (plus 1 unapproved name) This is 1 of 280 approved meteorites from Western Sahara (plus 20 unapproved names) | ||||||||||||||||||||||||||||||||||
Proximity search: | |||||||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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