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Northwest Africa 8692
Basic information Name: Northwest Africa 8692
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8692
Observed fall: No
Year found: 2013
Country: (Northwest Africa)
Mass:help 361 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2923 approved meteorites (plus 2 unapproved names) classified as LL6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 11 Dec 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8692 (NWA 8692)

(Northwest Africa)

Purchased: 2013

Classification: Ordinary chondrite (LL6)

History: 1 crusted stone weighing 361.2 g was found and purchased in Agadir in 2013. David Holden acquired the sample from a meteorite prospector in 2013.

Physical characteristics: Dark brown weathered fusion crust fusion crust covers 99% of the rounded ellipsoidal stone.

Petrography: Description and classification (A. Love, App): Sample is light orange in color and displays a chondritic texture composed of large (avg. diameter 1727 μm), relict chondrules (some of which are flattened) in a recrystallized groundmass.

Geochemistry: (A.Love, App) Olivine Fa30.1±0.7, N=12; Low Ca pyroxene Fs23.1±0.9Wo2.5±0.4, N=8.

Classification: Equilibrated ordinary chondrite breccia, LL6, S3, W4

Specimens: 4 slices weighing 20.99 g and polished thin section are currently on deposit at App.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2013
Mass (g):361.2
Pieces:1
Class:LL6
Shock stage:S3
Weathering grade:W4
Fayalite (mol%):30.1±0.7, N=12
Ferrosilite (mol%):23.1±0.9, N=8
Wollastonite (mol%):2.5±0.3
Classifier:A. Love, App
Type spec mass (g):20.99
Type spec location:App
Main mass:David Holden
Finder:Anonymous
Comments:Submitted by Anthony Love
Institutions
   and collections
App: Department of Geology, 572 Rivers St., Appalachian State University, Boone, NC 28608, United States (institutional address; updated 7 Mar 2013)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/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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