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Northwest Africa 12586 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 12586 This is an OFFICIAL meteorite name. Abbreviation: NWA 12586 Observed fall: No Year found: 2017 Country: Morocco Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 353 approved meteorites classified as LL3. [show all] Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3) | ||||||||||||||||||||||||||||||
Comments: | Approved 7 May 2019 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 108:
Northwest Africa 12586 (NWA 12586) Morocco Purchased: 2017 Dec Classification: Ordinary chondrite (LL3) Physical characteristics: Crusted stone. Cut surface reveals dark interior Petrography: (J. Gattacceca, CEREGE) Chondrite with packed well-delinetaed chondrules. Opaques are metal and troilite. Contains a 3 × 3 mm clast made of matrix exclusively. Geochemistry: Olivine Fa21.9±7.0, PMD 28%, Cr2O3 0.053±0.069 wt% (n=12). Low-Ca pyroxene Fs15.4±8.8Wo1.3±1.0 (n=9). Classification: Ordinary chondrite (LL3). LL group based on magnetic susceptibility. | ||||||||||||||||||||||||||||||
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 29 Oct 2018) |
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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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Geography:![]() |
Statistics: This is 1 of 1548 approved meteorites from Morocco (plus 22 unapproved names) (plus 1 impact crater) |