header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 6 Aug 2022
Search for: Search type: Search limits: Display: Publication:
Names
Text help
Places
Classes
Years
Contains
Starts with
Exact
Sounds like
NonAntarctic
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Calama 192
Basic information Name: Calama 192
     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 99 g
Classification
  history:
Recommended:  H6    [explanation]

This is 1 of 6379 approved meteorites (plus 5 unapproved names) classified as H6.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 31 Oct 2021
Writeuphelp
Writeup from MB 110:

Calama 192        22°29.593’S, 68°52.524’W

Antofagasta, Chile

Find: 20 Oct 2019

Classification: Ordinary chondrite (H6)

History: The meteorite (1 piece) was found in autumn 2019 by Atali Agakhanov during a meteorite searching expedition organized by Timur Kryachko.

Physical characteristics:  Total mass is about 99 g. The interior and surface are brown to dark brown.

Petrography: (K.A. Konovalova, FMMR). Petrographic observation of a polished section shows that meteorite consist of coarse grain matrix with rare chondrules. The chondrules predominantlty nonporphyritic and a minor are fragments of porphyritic chondrules. Plagioclase grains up to 100-120 µm (petrological type 6). Metal and troilite are oxidized (weathearing grade W2).

Geochemistry: Mineral composition and Geochemistry: EDS analyses (A. Agakhanov, K. Konovalova, FMMR). Olivine 19.59±0.36 (N=24), Low-Ca pyroxene Fs17.5±0.8Wo1.45±0.27 (N=17), high-Ca pyroxene Fs12.2±0.7Wo46.46±0.81 (N=5), plagioclase Ab79.2An15.0Or5.8 (N=8). Composition of kamacite (in wt. %, n = 5): Fe - 93.99, Ni - 6.38, Co - 0.84, chromite Crt72.47Spl8.41 (N=2)

Classification: (Kseniya A. Konovalova, FMMR). Ordinary chondrite. H6, S1, W2.

Specimens: Atali Agakhanov holds main mass. 23.12 g and thin section - FMMR

Data from:
  MB110
  Table 0
  Line 0:
State/Prov/County:Antofagasta
Origin or pseudonym:plain
Date:20 Oct 2019
Latitude:22°29.593’S
Longitude:68°52.524’W
Mass (g):99
Pieces:1
Class:H6
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):19.59±0.36 (N=24)
Ferrosilite (mol%):17.5±0.8 (N=17)
Wollastonite (mol%):1.45±0.27 (N=17)
Classifier:Kseniya A. Konovalova, FMMR
Type spec mass (g):23.12
Type spec location:FMMR
Main mass:Atali Agakhanov
Finder:Atali Agakhanov
Comments:Field name is MA011; submitted by Kseniya A. Konovalova, spacelikeyou@yandex.ru
Institutions
   and collections
FMMR: Fersman Mineralogical Museum, Leninskiy prospekt 18 korpus 2, Moscow, Russia, 119071, Russia; Website (institutional address; updated 24 Feb 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Chile
Coordinates:
     Recommended::   (22° 29' 36"S, 68° 52' 31"W)

Statistics:
     This is 1 of 2272 approved meteorites from Antofagasta, Chile (plus 8 unapproved names) (plus 1 impact crater)
     This is 1 of 2301 approved meteorites from Chile (plus 15 unapproved names) (plus 1 impact crater)
Proximity search:
Find nearby meteorites: enter search radius (km):

Direct link to this page