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Northwest Africa 10046
Basic information Name: Northwest Africa 10046
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10046
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 74.8 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2930 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 27 Mar 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10046 (NWA 10046)

(Northwest Africa)

Purchased: Jan 2015

Classification: Ordinary chondrite (LL6)

History: Purchased in New York City from a Moroccan dealer.

Physical characteristics: One piece with fusion crust. A saw-cut surface shows a very fine-grained dark gray groundmass with scattered metal/sulfide grains throughout. Shock melt domains are present.

Petrography: (C. Agee, UNM) This ordinary chondrite (LL6) has scattered indistinct chondrules. The plagioclase grain size is up to 100 μm. A prominent shock-melted zone with quench crystals was observed. Accessory phases include kamacite, taenite, oxidized iron, troilite, chromite, and calcite.

Geochemistry: (C. Agee and N. Muttik, UNM) Olivine Fa29.6±1.3, Fe/Mn=61±5, n=11; low-Ca pyroxene Fs24.1±0.3Wo1.6±0.6, Fe/Mn=35±1, n=5; augite Fs8.9Wo45.0, Fe/Mn=27, n=1.

Classification: Ordinary chondrite (LL6).

Specimens: 15.1 g including a probe mount on deposit at UNM, DPitt holds the main mass.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:New York City
Date:P Jan 2015
Mass (g):74.8
Pieces:1
Class:LL6
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):29.6±1.3
Ferrosilite (mol%):24.1±0.3
Wollastonite (mol%):1.6±0.6
Classifier:C. Agee, UNM
Type spec mass (g):15.1
Type spec location:UNM
Main mass:DPitt
Comments:Field name MAC 110; 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:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 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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