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Northwest Africa 8452
Basic information Name: Northwest Africa 8452
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8452
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 130.2 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  H4
Recommended:  H4    [explanation]

This is 1 of 6493 approved meteorites (plus 2 unapproved names) classified as H4.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 16 Jun 2014
Writeuphelp
Writeup from MB 103:

Northwest Africa 8452 (NWA 8452)

(Northwest Africa)

Purchased: 2014 Jan

Classification: Ordinary chondrite (H4)

History: Purchased by Pierre-Marie Pele in January 2014 from a dealer in Rissani, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Fairly closely-packed, well-formed, small to medium-sized chondrules (0.3-1.8 mm) are set in a fine grained grained matrix.

Geochemistry: Olivine (Fa17.5-17.8), orthopyroxene (Fs15.1-15.4Wo1.4-1.3), clinopyroxene (Fs5.1Wo46.8).

Classification: Ordinary chondrite (H4).

Specimens: Type specimen plus one polished thin section are at PSF; main mass with Mr. P. Pele.

Data from:
  MB103
  Table 0
  Line 0:
Place of purchase:Rissani
Date:P 2014 Jan
Mass (g):130.21
Pieces:1
Class:H4
Shock stage:S2
Weathering grade:W1/2
Fayalite (mol%):17.5-17.8
Ferrosilite (mol%):15.1-15.4
Wollastonite (mol%):1.4-1.3
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):24.85
Type spec location:PSF
Main mass:P. Pele
Comments:Chon9d; submitted by P. Sipiera
Institutions
   and collections		 PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
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 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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