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Northwest Africa 7334
Basic information Name: Northwest Africa 7334
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7334
Observed fall: No
Year found: 2012
Country: Morocco
Mass:help 82.6 g
Classification
  history:
Meteoritical Bulletin:  MB 101  (2012)  Eucrite
Recommended:  Eucrite    [explanation]

This is 1 of 459 approved meteorites (plus 1 unapproved name) classified as Eucrite.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 28 Aug 2012
Writeuphelp
Writeup from MB 101:

Northwest Africa 7334 (NWA 7334)

Morocco

Purchased: May 2012

Classification: HED achondrite (Eucrite)

History: Purchased by Sean Tutorow from Morocco, May 2012.

Physical characteristics: Stone with black shiny fusion crust, saw cut reveals fresh, fine-grained texture, light gray groundmass, some fine melt veins.

Petrography: (C. Agee, UNM): Microprobe examination of a polished mount shows a 65% pyroxene-30% plagioclase intersertal texture, some pyroxenes with exsolution lamellae. Accessory silica, troilite, and ilmenite; minor zircon.

Geochemistry: (C. Agee and M. Spilde, UNM, by EMPA): Pyroxene Fs49.2±14.2Wo17.9±16.8, Fe/Mn=32±1, n=31 with equilibrated trend Fs63.9Wo1.7 to Fs27.4Wo43.6; plagioclase Or0.6±0.1Ab10.6.1±0.8An88.9±0.8, n=3.

Classification: Achondrite (Eucrite). Equilibrated main group eucrite. Minimal weathering.

Specimens: 16.5 g including a probe mount on deposit at UNM, Sean Tutorow holds the main mass.

Data from:
  MB101
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P May 2012
Mass (g):82.55
Pieces:1
Class:Eucrite
Ferrosilite (mol%):49.2±14.2
Wollastonite (mol%):17.9±16.8
Classifier:C. Agee, UNM
Type spec mass (g):16.5
Type spec location:UNM
Main mass:Sean Tutorow
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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015
Find references in NASA ADS:
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1459 approved meteorites from Morocco (plus 21 unapproved names) (plus 1 impact crater)

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