Meteoritical Bulletin: Entry for Calama 076

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Calama 076

Basic information

Name: Calama 076
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2019
Country: Chile
Mass: 443 g

Classification
history:

Recommended:

Diogenite [explanation]

This is 1 of 511 approved meteorites classified as Diogenite. [show all]
Search for other: Achondrites, Diogenites, and HED achondrites

Comments:

Approved 17 Feb 2020

Writeup

Writeup from MB 109:

Calama 076 22°29.320’S, 68° 53.347’W

Antofagasta, Chile

Find: 2019 Mar 30

Classification: HED achondrite (Diogenite)

History: Found on March 30, 2019, by Jimmy Pizarro and Alfonso Viera

Physical characteristics: One stone with some patch of fusion crust.

Petrography: (J. Gattacceca, CEREGE) Pyroxenite with grain size 1.5 mm. Mineralogy: ultradominant pyroxene, and minor metal, silica, chromite, troilite.

Geochemistry: Pyroxene Fs_22.5±0.7Wo_1.6±0.3, FeO/MnO=32.2±3.0 (n=7)

Classification: Achondrite (diogenite)

Specimens: Type specimen at CEREGE, main mass with Kuntz

Data from:
  MB109
  Table 0
  Line 0:

State/Prov/County:	Antofagasta
Date:	2019 Mar 30
Latitude:	22°29.320'S
Longitude:	68° 53.347'W
Mass (g):	443
Pieces:	1
Class:	Diogenite
Weathering grade:	minor
Ferrosilite (mol%):	22.5±0.7 (n=7)
Wollastonite (mol%):	1.6±0.3
Magnetic suscept.:	3.63
Classifier:	J. Gattacceca, CEREGE
Type spec mass (g):	20.00
Type spec location:	CEREGE
Main mass:	Kuntz
Finder:	Jimmy Pizarro and Alfonso Viera
Comments:	work name K453; submitted by Jérôme 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)
Kuntz: Fabien Kuntz, France; Website (private address)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 109, in preparation (2020)

Find references in NASA ADS:
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Photos:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Ryan Upchurch

Geography:

Chile

Coordinates:
Recommended::	(22° 29' 19"S, 68° 53' 21"W)

Statistics:
This is 1 of 2687 approved meteorites from Antofagasta, Chile (plus 9 unapproved names) (plus 1 impact crater)
This is 1 of 2716 approved meteorites from Chile (plus 15 unapproved names) (plus 1 impact crater)

Proximity search:

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