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Sierra Gorda 045
Basic information Name: Sierra Gorda 045
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2018
Country: Chile
Mass:help 432 g
Classification
  history:
Recommended:  L4    [explanation]

This is 1 of 1715 approved meteorites (plus 4 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 2 Nov 2020
Writeuphelp
Writeup from MB 109:

Sierra Gorda 045        22°30.15’S, 69°9.27’W

Antofagasta, Chile

Find: 2018 Oct 24

Classification: Ordinary chondrite (L4)

Petrography: (J. Gattacceca, CEREGE) Chondrite with packed, well-defined chondrules. Opaque are metal and sulfides.

Geochemistry: Olivine Fa23.9±0.5, Fa PMD = 1.7 %. Low-Ca pyroxene Fs15.4±6.1Wo0.9±0.3 (n=8). Ca-pyroxene Fs12.5Wo30.4 (n=1).

Classification: Ordinary chondrite (L4).

Data from:
  MB109
  Table 0
  Line 0:
State/Prov/County:Antofagasta
Date:2018 Oct 24
Latitude:22°30.15'S
Longitude:69°9.27'W
Mass (g):432
Pieces:13
Class:L4
Weathering grade:W1
Fayalite (mol%):23.9±0.5 (n=10)
Ferrosilite (mol%):15.4±6.1 (n=8)
Wollastonite (mol%):0.9±0.3
Magnetic suscept.:4.60
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):22.9
Type spec location:CEREGE
Main mass:Mr. Evgeny Tsys, Mrs. Ksenia Rybka
Finder:Mr. Evgeny Tsys, Mrs. Ksenia Rybka
Comments:work name KY33; submitted by Jérôme Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography:

Chile
Coordinates:
     Recommended::   (22° 30' 9"S, 69° 9' 16"W)

Statistics:
     This is 1 of 1974 approved meteorites from Antofagasta, Chile (plus 5 unapproved names) (plus 1 impact crater)
     This is 1 of 2002 approved meteorites from Chile (plus 11 unapproved names) (plus 1 impact crater)
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