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Northwest Africa 10246
Basic information Name: Northwest Africa 10246
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10246
Observed fall: No
Year found: 2015
Country: Algeria
Mass:help 1878 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  Mesosiderite
Recommended:  Mesosiderite    [explanation]

This is 1 of 263 approved meteorites classified as Mesosiderite.   [show all]
Search for other: Mesosiderites, Metal-rich meteorites
Comments: Approved 13 Aug 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10246 (NWA 10246)

Algeria

Find: 2014 Nov

Classification: Mesosiderite

History: The specimen was found in eastern Algeria by a nomad in November 2014 and sold to a Moroccan middleman. Following its recovery, the area was extensively searched and no additional material was recovered.

Petrography: The sample contains metal (~60 vol.%) and troilite with interspersed silicate phases. Silicates include low-Ca pyroxene (Fs24.7Wo3.1) and plagioclase (Ab9.4±0.5Or0.25±0.10; n=17). Also present are small grains of silica (~20 μm) in size, chromite (~20 μm) and phosphate (5x10 μm).

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Ensisheim
Date:2014 Nov
Mass (g):1878
Pieces:1
Class:Mesosiderite
Weathering grade:W2
Ferrosilite (mol%):24.7±0.7 (n=9)
Wollastonite (mol%):3.1±0.8
Classifier:A. Rubin, UCLA
Type spec mass (g):29
Type spec location:UCLA
Main mass:DPitt
Comments:Submitted by Alan Rubin
Institutions
   and collections		 UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
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:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1315 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters)

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