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Los Vientos 386
Basic information Name: Los Vientos 386
     This is an OFFICIAL meteorite name.
Abbreviation: LoV 386
Observed fall: No
Year found: 2020
Country: Chile
Mass:help 1946 g
Classification
  history:
Recommended:  Eucrite    [explanation]

This is 1 of 508 approved meteorites (plus 1 unapproved name) classified as Eucrite.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 14 Nov 2020
Writeuphelp
Writeup from MB 109:

Los Vientos 386 (LoV 386)        24°41’S, 69°46’W

Antofagasta, Chile

Find: 2020 Apr 16

Classification: HED achondrite (Eucrite)

Physical characteristics: Crusted stone. Cut surface shows coarse, gray interior.

Petrography: (J. Gattacceca, CEREGE) Brecciated igneous rock displaying a variety of textures (subophitic, granulitic, etc.). The main lithology has subophitic texture with typical grain size 400 µm. Main minerals are low-Ca pyroxene (exsolved) and plagioclase. Other minerals: silica polymorph (to 250 μm), ilmenite, chromite, rare metal, troilite.

Geochemistry: Pyroxene: low-Ca pyroxene Fs60.0±2.3Wo3.6±1.8, (n=5), augite exsolution Fs28.0Wo42.7 (n=2), FeO/MnO = 29.8±2.6 (n=7). Plagioclase An88.3Ab11.2Or0.6 (n=3).

Data from:
  MB109
  Table 0
  Line 0:
State/Prov/County:Antofagasta
Date:2020 Apr 16
Latitude:24°41'S
Longitude:69°46'W
Mass (g):1946
Pieces:1
Class:eucrite
Weathering grade:high
Ferrosilite (mol%):60.0±2.3 (n=5)
Wollastonite (mol%):3.6±1.9
Magnetic suscept.:2.81
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):38
Type spec location:CEREGE
Main mass:MMC
Finder:Rodrigo Martinez
Comments:work name RM708; 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)
MMC: Museo del Meteorito, Tocopilla 401, San Pedro de Atacama, Chile. or Alonso de Ercilla 1250, La Herradura, Coquimbo, Chile, Chile; Website (institutional address; updated 11 Mar 2014)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography:

Chile
Coordinates:
     Recommended::   (24° 41'S, 69° 46'W)

Statistics:
     This is 1 of 2042 approved meteorites from Antofagasta, Chile (plus 5 unapproved names) (plus 1 impact crater)
     This is 1 of 2070 approved meteorites from Chile (plus 12 unapproved names) (plus 1 impact crater)
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