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Sierra Gorda 040 | |||||||||||||||||||||||||||||||||||||
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Basic information | Name: Sierra Gorda 040 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2018 Country: Chile Mass: 110 g | ||||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 12780 approved meteorites (plus 11 unapproved names) classified as L6. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||||
Comments: | Approved 19 Sep 2020 | ||||||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 109:
Sierra Gorda 040 22°30.71’S, 69°2.19’W Antofagasta, Chile Find: 28 Oct 2018 Classification: Ordinary chondrite (L6) Petrography: The meteorite of recrystallized chondrite texture is crossed by clast-laden melt vein of severall mm in thickness. The olivine of the meteorite main mass demonstrates undulatory extinction or weakly- to medium-developed mosaizism; planar deformation features in olivine are rare. These optic features of olivine point to the shock stage S4. The olivine in the melt vein demonstrates strong mosaicizm; the ringwoodite and wadsleite are widely distributed in the melt vein that corresponds to the shock stage S6. | ||||||||||||||||||||||||||||||||||||
Data from: MB109 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. 109, in preparation (2020)
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Geography: |
Statistics: This is 1 of 3440 approved meteorites from Antofagasta, Chile (plus 12 unapproved names) (plus 1 impact crater) This is 1 of 3469 approved meteorites from Chile (plus 13 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||||||||
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Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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