Meteoritical Bulletin: Entry for Calama 322

MetSoc Home Publications Contacts

Search the Meteoritical Bulletin Database
Last update: 19 Mar 2023
Search for:	Search type:	Search limits:	Display:	Publication:
Names Text Places Classes Years	Contains Starts with Exact Sounds like	NonAntarctic Falls Non-NWAs Has strewnfield		What's new in the last:
Include past classifications in search		Has photo	Limit to approved meteorite names
Search text:

Calama 322

Basic information

Name: Calama 322
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2022
Country: Chile
Mass: 6.1 g

Classification
history:

Recommended:

H3 [explanation]

This is 1 of 682 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 4 Mar 2023

Writeup

Writeup from MB 112:

Calama 322 22°28.69’S, 68°46.88’W

Antofagasta, Chile

Find: 15 Nov 2022

Classification: Ordinary chondrite (H3)

Petrography: The meteorite has chondritic structure and is composed of distinct chondrules of PO, POP, GO, minor BO and CC types. Average chondrule diameter is 305±155 µm (N=135). Chondrule mesostasis is isotropic glass. A fine-grained clastic matrix is impregnated by Fe,Ni hydroxide. Olivine has sharp optical extinction and irregular fractures. Widely occurred Fe,Ni hydroxide fills the numerous fractures and interranular spaces of the rock.

Data from:
  MB112
  Table 0
  Line 0:

State/Prov/County:	Antofagasta
Date:	15 Nov 2022
Latitude:	22°28.69'S
Longitude:	68°46.88'W
Mass (g):	6.1
Pieces:	1
Class:	H3
Shock stage:	S1
Weathering grade:	W4
Fayalite (mol%):	18.6±9.3 (N=36)
Ferrosilite (mol%):	9.8±6.8 (N=18)
Wollastonite (mol%):	0.9±0.8 (N=18)
Classifier:	Lorenz C. A., Vernad
Type spec mass (g):	2.3
Type spec location:	Vernad.
Main mass:	Mr. T. Kryachko, [email protected]
Finder:	Mr. T. Kryachko
Comments:	PMD Fa=39.5; Field name is 9-5; 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)

Find references in NASA ADS:
Find references in Google Scholar:

Geography:

Chile

Coordinates:
Recommended::	(22° 28' 41"S, 68° 46' 53"W)

Statistics:
This is 1 of 2503 approved meteorites from Antofagasta, Chile (plus 10 unapproved names) (plus 1 impact crater)
This is 1 of 2532 approved meteorites from Chile (plus 16 unapproved names) (plus 1 impact crater)

Proximity search:

Direct link to this page