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Calama 217
Basic information Name: Calama 217
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2019
Country: Chile
Mass:help 93 g
Classification
  history:
Recommended:  L3    [explanation]

This is 1 of 811 approved meteorites (plus 1 unapproved name) classified as L3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 24 Dec 2021
Writeuphelp
Writeup from MB 110:

Calama 217        22°29.05’S, 68°48.20’W

Antofagasta, Chile

Find: 20 Oct 2019

Classification: Ordinary chondrite (L3)

Petrography: The meteorite is a monomict breccia composed of well-defined chondrules up to 2 mm in diameter, chondrule fragments and mineral grains set in fine grained clastic matrix formed by the same material. The chondrule mesostasis is glassy and partially devitrified; olivine has irregular fractures and weak undulatory extinction.

Geochemistry: Mineral compositions and geochemistry: Olivine Fa 20.8±4.9 (N=23); PMD Fa=18.5%; pyroxene Fs12.0Wo0.9±0.5, range Fs2.1-21.0 (N=22).

Data from:
  MB110
  Table 0
  Line 0:
State/Prov/County:Antofagasta
Date:20 Oct 2019
Latitude:22°29.05'S
Longitude:68°48.20'W
Mass (g):93
Pieces:2
Class:L3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):20.8±4.9 (N=23)
Ferrosilite (mol%):12.0 (2.1-21.0, N=22)
Wollastonite (mol%):0.9±0.5 (N=22)
Classifier:Lorenz C. A., Vernad
Type spec mass (g):18.9
Type spec location:Vernad
Main mass:Mr. T. Kryachko, [email protected]
Finder:Mr. T. Kryachko
Comments:Field name is 6-28; analyst A. Agakhanov (Fersman Mineralogical Museum), T. Kryachko; 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 Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Geography:

Chile
Coordinates:
     Recommended::   (22° 29' 3"S, 68° 48' 12"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)
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