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Calama 320 | |||||||||||||||||||||||||||||||||||||
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Basic information | Name: Calama 320 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2022 Country: Chile Mass: ![]() | ||||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 703 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 320 22°29.50’S, 68°44.32’W Antofagasta, Chile Find: 2 May 2022 Classification: Ordinary chondrite (H3) Petrography: The meteorite is composed of distinct chondrules of PO, POP, GO and minor BO, RP and CC types (D=395±218, N=134) in the fine-grained silicate matrix. Chondrule mesostasis is isotropic glass. The silica-bearing and compound chondrules were found. Olivine has sharp optical extinction and irregular fractures. Metal Fe,Ni abundance is 4.4 vol.%. Fe-hydroxide partially replaces some of metal grains and fills thin fractures in the rock. | ||||||||||||||||||||||||||||||||||||
Data from: MB112 Table 0 Line 0: |
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Institutions and collections |
Vernad: Vernadsky Institute of Geochemistry and Analytical Chemistry, Russia (institutional address; updated 21 Feb 2016) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 112, in preparation (2023)
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Geography:![]() |
Statistics: This is 1 of 3160 approved meteorites from Antofagasta, Chile (plus 11 unapproved names) (plus 1 impact crater) This is 1 of 3189 approved meteorites from Chile (plus 14 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||||||||
Proximity search: |