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Caleta el Cobre 033
Basic information Name: Caleta el Cobre 033
     This is an OFFICIAL meteorite name.
Abbreviation: CeC 033
Observed fall: No
Year found: 2018
Country: Chile
Mass:help 955 g
Classification
  history:
Recommended:  CO3    [explanation]

This is 1 of 527 approved meteorites classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 29 Nov 2019
Writeuphelp
Writeup from MB 108:

Caleta el Cobre 033 (CeC 033)        24°15’S, 70°31’W

Antofagasta, Chile

Find: 2018 Dec

Classification: Carbonaceous chondrite (CO3)

History: Found in the Atacama desert.

Physical characteristics: Brownish stones.

Petrography: (J. Gattacceca, CEREGE) Chondrules with average apparent diameter 220±200 µm (n=44) and small CAIs set in an abundant fine-grained iron rich matrix (38 vol% from point couting, n=251). Opaques are metal and sulfides

Geochemistry: Olivine Fa28.9±14.8, range Fa 2.0-50.3, Cr2O3 0.18±0.11 wt% (n=13). Low-Ca pyroxene Fs28.4±20.7Wo1.7±1.5 (n=10).

Classification: Carbonaceous chondrite (CO3)

Specimens: Type specimen and a polished section at CEREGE. Main mass at ArtMet Collection

Data from:
  MB108
  Table 0
  Line 0:
State/Prov/County:Antofagasta
Date:2018 Dec
Latitude:24°15'S
Longitude:70°31'W
Mass (g):955
Pieces:1
Class:CO3
Weathering grade:moderate
Fayalite (mol%):28.9±14.8 (n=13)
Ferrosilite (mol%):28.4±20.7 (n=10)
Wollastonite (mol%):1.7±1.5
Magnetic suscept.:4.51
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):49
Type spec location:CEREGE
Main mass:ArtMet collection, Poland
Finder:anonymous
Comments:work name LM84/F23; submitted by Jerome Gattacceca
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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
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Geography:

Chile
Coordinates:
     Recommended::   (24° 15'S, 70° 31'W)

Statistics:
     This is 1 of 1543 approved meteorites from Antofagasta, Chile (plus 4 unapproved names) (plus 1 impact crater)
     This is 1 of 1570 approved meteorites from Chile (plus 10 unapproved names) (plus 1 impact crater)
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