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Northwest Africa 10817
Basic information Name: Northwest Africa 10817
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10817
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 385 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  LL5
Recommended:  LL5    [explanation]

This is 1 of 3238 approved meteorites (plus 1 unapproved name) classified as LL5.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 27 Aug 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10817 (NWA 10817)

(Northwest Africa)

Purchased: 2016

Classification: Ordinary chondrite (LL5)

History: Purchased by Larry Sloan in Tucson from Ahmed Pani, 2016.

Physical characteristics: Single stone with weathered exterior; saw cut shows scattered chondrules set in reddish-brown matrix.

Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows some distinct chondrules, plagioclase up to ~20 μm.

Geochemistry: (C. Agee and M. Spilde, UNM) Olivine Fa27.6±0.1, Fe/Mn=54±2, n=13; low-Ca pyroxene Fs22.7±0.2Wo1.4±0.4, Fe/Mn=32±1, n=7.

Classification: Ordinary chondrite (LL5)

Specimens: 22.27 g including a probe mount on deposit at UNM, Larry Sloan holds the main mass

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2016
Mass (g):385
Pieces:1
Class:LL5
Shock stage:S3
Weathering grade:W2
Fayalite (mol%):27.6±0.1
Ferrosilite (mol%):22.7±0.2
Wollastonite (mol%):1.4±0.4
Classifier:C. Agee, UNM
Type spec mass (g):22.27
Type spec location:UNM
Main mass:Larry Sloan
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)
Pani: A. Pani, Meteorites-Minerals-Fossils, Lassallestr. 4/20, A-1020 Vienna, Austria; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
KD Meteorites   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names)

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