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Northwest Africa 10451
Basic information Name: Northwest Africa 10451
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10451
Observed fall: No
Year found: 2014
Country: Morocco
Mass:help 17.6 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  Diogenite
Recommended:  Diogenite    [explanation]

This is 1 of 522 approved meteorites classified as Diogenite.   [show all]
Search for other: Achondrites, Diogenites, and HED achondrites
Comments: Approved 31 Dec 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10451 (NWA 10451)

Morocco

Purchased: 2014 May 26

Classification: HED achondrite (Diogenite)

History: The history of the sample is unknown. It was purchased from Abdeliah Alfiniss.

Physical characteristics: The small sample is covered with fusion crust.

Petrography: The meteorite is a diogenite monomict breccia composed of more than 95% orthopyroxene, with minor oliviine, clinopyroxene, plagicolase, and chromite. Crystals range from 1-5 mm and are surrounded by crushed and fractured grains. Miineral grains are homogenous and show no exsolution features.

Classification: Diogenite

Specimens: 5.5 g at SI

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Knoxville, TN
Date:P 2014 May 26
Mass (g):17.6 g
Pieces:1
Class:Diogenite
Shock stage:low
Weathering grade:low
Ferrosilite (mol%):25.2±1 (n=24)
Wollastonite (mol%):3.0±1 (n=24)
Classifier:H. McSween, UTenn
Type spec mass (g):5.5 g
Type spec location:SI
Main mass:UTenn
Finder:unknown
Comments:Submitted by H. McSween, Univ of Tennessee
Institutions
   and collections
SI: Department of Mineral Sciences, NHB-119, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, United States; Website (institutional address; updated 16 Jan 2012)
UTenn: Planetary Geosciences Institute, Department of Earth and Planetary Sciences, University of Tennessee, 1412 Circle Drive, Knoxville, TN 37996-1410, United States (institutional address; updated 1 Nov 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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