Meteoritical Bulletin: Entry for Calama 389

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Calama 389

Basic information

Name: Calama 389
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2017
Country: Chile
Mass: 81 g

Classification
history:

Meteoritical Bulletin:	MB 112	(2023)	H3
Recommended:			H3 [explanation]

This is 1 of 710 approved meteorites (plus 2 unapproved names) classified as H3. [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)

Comments:

Approved 7 May 2023

Writeup

Writeup from MB 112:

Calama 389 22°24.50’S, 68°37.45’W

Antofagasta, Chile

Find: 25 Mar 2017

Classification: Ordinary chondrite (H3)

Petrography: The meteorite is composed of well lineated chondrules, chondrule and mineral fragments and fine-grained clastic matrix. The chondrules are of PO, POP, RP, BP, GO and minor CC types. Chondrule mesostasis contains isotropic glass. Olivine has sharp optical extinction.

Geochemistry: Mineral compositions and geochemistry: Olivine Fa_14.8±1.8(N=22); PMD Fa=12%; pyroxene Fs_11.5±3.9Wo_1.2±1.0(N=34)

Data from:
  MB112
  Table 0
  Line 0:

State/Prov/County:	Antofagasta
Date:	25 Mar 2017
Latitude:	22°24.50'S
Longitude:	68°37.45'W
Mass (g):	81
Pieces:	2
Class:	H3
Shock stage:	S1
Weathering grade:	W1
Fayalite (mol%):	14.8±1.8 (N=22)
Ferrosilite (mol%):	11.5±3.9 (N=34)
Wollastonite (mol%):	1.2±1.0 (N=34)
Classifier:	Lorenz C. A., Vernad
Type spec mass (g):	17
Type spec location:	Vernad.
Main mass:	Mr. T. Kryachko, [email protected]
Finder:	Mr. T. Kryachko
Comments:	Field name is 1-58; analyst T. Kryachko (Technograd, Moscow); submitted by Lorenz C.A., Vernad

Institutions
and collections

Vernad: Vernadsky Institute of Geochemistry and Analytical Chemistry, Russia (institutional address; updated 21 Feb 2016)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 112, in preparation (2023)

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Geography:

Chile

Coordinates:
Recommended::	(22° 24' 30"S, 68° 37' 27"W)

Statistics:
This is 1 of 3442 approved meteorites from Antofagasta, Chile (plus 12 unapproved names) (plus 1 impact crater)
This is 1 of 3471 approved meteorites from Chile (plus 13 unapproved names) (plus 1 impact crater)

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Revision
history:

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