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Northwest Africa 8275
Basic information Name: Northwest Africa 8275
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8275
Observed fall: No
Year found: 2012
Country: Morocco
Mass:help 374 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  LL7
Recommended:  LL7    [explanation]

This is 1 of 60 approved meteorites classified as LL7.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 10 Mar 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8275 (NWA 8275)

Anoual, Morocco

Purchased: 2012 Aug 19

Classification: Ordinary chondrite (LL7)

Physical characteristics: Two partially crusted fresh stones (132 and 242 g) crisscrossed by numerous shock veins. Cut surfaces reveal abundant shock veins and melt pockets.

Petrography: (J. Gattacceca, CEREGE) Recrystallized with no visible chondrules. Main minerals are olivine, pyroxene, sodic plagioclase, troilite. Interstitial plagioclase are up to 300 μm. Chromite, phosphate, and FeNi metal are present.

Geochemistry: Olivine Fa32.5±0.2, orthopyroxene Fs25.9±0.1Wo3.6±0.6, plagioclase An7.7Ab89.5Or2.9 . Magnetic susceptibility (log χ with χ in 10-9 m3/kg) is 3.77.

Classification: LL7

Specimens: Type specimen (24 g) at CEREGE. Main mass with P. Thomas

Data from:
  MB103
  Table 0
  Line 0:
State/Prov/County:Anoual
Place of purchase:Erfoud, Morocco
Date:P 2012 Aug 19
Mass (g):374
Pieces:2
Class:LL7
Weathering grade:W0
Fayalite (mol%):32.5±0.2
Ferrosilite (mol%):25.9±0.1
Wollastonite (mol%):3.6±0.6
Magnetic suscept.:3.77
Classifier:J. Gattacceca, M. Aboulahris, CEREGE
Type spec mass (g):24
Type spec location:CEREGE
Main mass:P. Thomas
Comments:Submitted by J. 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. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2 approved meteorites from Anoual, Morocco
     This is 1 of 1374 approved meteorites from Morocco (plus 16 unapproved names) (plus 1 impact crater)

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