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| Caleta el Cobre 025 | |||||||||||||||||||||||||||||||||||
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| Basic information | Name: Caleta el Cobre 025 This is an OFFICIAL meteorite name. Abbreviation: CeC 025 Observed fall: No Year found: 2018 Country: Chile Mass:  777 g | ||||||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 140 approved meteorites classified as EH3. [show all] Search for other: EH chondrites, Enstatite chondrites, Enstatite chondrites (type 3), and Enstatite-rich meteorites | ||||||||||||||||||||||||||||||||||
| Comments: | Approved 11 Dec 2018 | ||||||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 107:
Caleta el Cobre 025 ~24°20’S, ~70°15’W Antofagasta, Chile Find: 2018 Apr Classification: Enstatite chondrite (EH3) History: The stone was found lying at the surface in the Atacama desert in April 2018. Physical characteristics: A single dark-brown stone. Cut face reveals a dark interior with abundant metal and small chondrules. Petrography: (J. Gattacceca, Bertrand Devouard, CEREGE) Chondrite with well-defined chondrule (average apparent diameter 270±150 μm, N=33) with clear mesostasis. Main mineral is enstatite. Abundant kamacite and sulfide in the form of rounded composite grains with typical size 100 μm. Sulfides display a wide compositional range and include troilite, alabandite, and niningerite. Geochemistry: Enstatite Fs2.7±2.1Wo0.8±0.9, Fs PMD=58% (N=7). Si in kamacite 2.8±0.2 wt% (N=5). Magnetic susceptibility log χ (× 10-9 m3/kg) = 5.24. Classification: Enstatite chondrite (EH3). EH classification from the Si content of kamacite. Minimal weathering. This meteorite was found 2 km away from the Caleta el Cobre 024 EL6 meteorite. Specimens: Type specimen 67 g at CEREGE. Main mass with ARTMET. | ||||||||||||||||||||||||||||||||||
| Data from: MB107 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) ARTMET: Meteorites and Art, Poland (private address; updated 23 Feb 2018) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 107, MAPS 55, 460-462
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Geography:
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Statistics: This is 1 of 2620 approved meteorites from Antofagasta, Chile (plus 10 unapproved names) (plus 1 impact crater) This is 1 of 2649 approved meteorites from Chile (plus 16 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||||||
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