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Northwest Africa 8726
Basic information Name: Northwest Africa 8726
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8726
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 1109 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  L5
Recommended:  L5    [explanation]

This is 1 of 8876 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 3 Feb 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 8726 (NWA 8726)

(Northwest Africa)

Found: 2014

Classification: Ordinary chondrite (L5)

History: Recovered in April 2014 near the borders of Mauritania, Western Sahara and Algeria. Purchased in Mauritania in June 2014.

Physical characteristics: Single stone. Weathered partial fusion crusted exterior. A saw cut reveals metal/sulfide and chondrules set in an orange matrix.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows equilibrated chondrules, plagioclase grain size up to 25 μm. Kamacite, taenite, troilite, chromite, and Cl-rich apatite.

Geochemistry: (C. Agee and N. Muttik, UNM) Olivine Fa25.3±0.6, Fe/Mn=51±3, n=20; low-Ca pyroxene Fs21.7±1.4Wo1.5±0.2, Fe/Mn=31±2, high-Ca pyroxene Fs10.3±2.9Wo39.2±9.0, Fe/Mn=28±7, n=4; anomalous ferroan olivine Fa39.8±1.7, Fe/Mn=113±5, n=2.

Classification: Ordinary chondrite (L5, W1, S3).

Specimens: 23.2 g including a probe mount on deposit at UNM, DPitt holds the main mass.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:2014
Mass (g):1108.7
Pieces:1
Class:L5
Shock stage:S3
Weathering grade:W1
Fayalite (mol%):25.3±0.6, 39.8±1.7
Ferrosilite (mol%):21.7±1.4
Wollastonite (mol%):1.5±0.2
Classifier:C. Agee, UNM
Type spec mass (g):23.2
Type spec location:UNM
Main mass:Darryl Pitt
Comments:Field name MAC 66; submitted by C. Agee, UNM
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)
DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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