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| Jdiriya 005 | |||||||||||||||||||||||||||||||||||||
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| Basic information | Name: Jdiriya 005 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2021 Country: Western Sahara Mass:  35.6 g | ||||||||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 78 approved meteorites classified as Aubrite. [show all] Search for other: Achondrites, Aubrites, Enstatite achondrites, and Enstatite-rich meteorites | ||||||||||||||||||||||||||||||||||||
| Comments: | Approved 6 Aug 2022 | ||||||||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 111:
Jdiriya 005 27°33’23.45"N, 10°31’29.87"W Saguia el Hamra, Western Sahara Find: 2018 Classification: Enstatite achondrite (Aubrite) History: Found by Brahim Ikken in 2018. Bought By Jean Redelsperger from Mohamed Elguirah in 2021. Physical characteristics: Several irregular dark pieces. Petrography: (J. Gattacceca, B. Devouard, CEREGE) Coarse-grained unbrecciated rock with granular texture made up primarily of enstatite (61 vol%) with typical grain size 5mm. No relict chondrules are observed. Other silicates are sodic plagioclase (3.6 vol%) with typical gain size 700 μm, and Si-rich glass. Opaque minerals (35 vol%), under the form of mm sized rounded grains, are all weathered except Zn-rich daubreelite that makes up 0.2 vol% of the meteorite. Geochemistry: Enstatite Fs0.3±0.2Wo0.6±0.1, CaO 0.33±0.06 (n=6). Plagioclase An6.7±0.1Ab89.7±0.1Or3.6±0.1 (n=3). Daubréelite contains up to 6 wt% Zn. Classification: Aubrite. Specimens: Type specimen at CEREGE. Main mass with Jean Redelsperger. | ||||||||||||||||||||||||||||||||||||
| Data from: MB111 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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| References: | Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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| Photos: |
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Geography:
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Statistics: This is 1 of 106 approved meteorites from Saguia el Hamra, Western Sahara (plus 1 unapproved name) This is 1 of 265 approved meteorites from Western Sahara (plus 20 unapproved names) | ||||||||||||||||||||||||||||||||||||
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