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Northwest Africa 8160
Basic information Name: Northwest Africa 8160
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8160
Observed fall: No
Year found: 2013
Country: Morocco
Mass:help 5.3 kg
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  CV3
Recommended:  CV3    [explanation]

This is 1 of 525 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 16 Dec 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 8160 (NWA 8160)

Morocco

Purchased: 2013

Classification: Carbonaceous chondrite (CV3)

History: Purchased by Blaine Reed and Steve Arnold (of Arkansas) at the Denver Gem and Mineral Show, September 2013.

Physical characteristics: Many fragments, saw cut face reveals classic CV3 appearance with numerous chondrules up to 5 mm set in dark brown matrix, scattered CAIs up to 1 cm.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows primarily porphyritic chondrules in abundant very fine-grained matrix.

Geochemistry: (C. Agee and N. Muttik, UNM) Olivine range Fa0.6-45.3, n=28; Type I chondrule olivine Fa1.1±0.4, Cr2O3=0.18±0.06 wt%, n=12; ferroan chondrule olivine Fa9.0±10.0, Fe/Mn=77±37, Cr2O3=0.14±0.17 wt%, n=16; low-Ca pyroxene Fs2.7±2.5Wo2.4±2.6, n=13; clinopyroxene Fs4.2±1.2Wo13.9±1.5, n=3.

Classification: Carbonaceous chondrite (CV3), weathering grade W2.

Specimens: 28 g including a probe mount on deposit at UNM, Reed holds ~3600 g, Arnold holds ~1700 g.

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Denver
Date:P 2013
Mass (g):5300
Pieces:Many
Class:CV3
Weathering grade:W2
Fayalite (mol%):0.6-45.3
Ferrosilite (mol%):2.7±2.5
Wollastonite (mol%):2.4±2.6
Classifier:C. Agee, UNM
Type spec mass (g):28
Type spec location:UNM
Main mass:Blaine Reed
Comments:Submitted by C. Agee
Institutions
   and collections
UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)
Reed: Blaine Reed, P.O. Box 1141, Delta, CO 81416, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1460 approved meteorites from Morocco (plus 21 unapproved names) (plus 1 impact crater)

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