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Northwest Africa 7018
Basic information Name: Northwest Africa 7018
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 7018
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 443 g
Meteoritical Bulletin:  MB 101  (2012)  H6
Recommended:  H6    [explanation]

This is 1 of 6313 approved meteorites (plus 5 unapproved names) classified as H6.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 27 Jul 2012
Writeup from MB 101:

Northwest Africa 7018 (NWA 7018)

(Northwest Africa)

Purchased: 2011 Feb

Classification: Ordinary chondrite (H6)

History: Purchased by Blaine Reed from a Moroccan dealer at the Tucson Gem and Mineral Show in February 2011.

Petrography: (A. Irving and S. Kuehner, UWS) Largely recrystallized with rare small chondrules.

Geochemistry: Olivine (Fa19.1-19.2), orthopyroxene (Fs16.5-16.9Wo1.4-0.8), clinopyroxene (Fs6.1-6.2Wo44.6-43.7).

Classification: Ordinary chondrite (H6).

Specimens: The main mass is held by Reed. A total of 25.8 g of material and one polished thin section are on deposit at PSF.

Data from:
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P 2011 Feb
Mass (g):443
Shock stage:S2
Weathering grade:W2/3
Fayalite (mol%):19.1-19.2
Ferrosilite (mol%):16.5-16.9
Wollastonite (mol%):1.4-0.8
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):25.8
Type spec location:PSF
Main mass:B. Reed
Comments:SI; submitted by P. Sipiera
   and collections
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
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)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Reed: Blaine Reed, P.O. Box 1141, Delta, CO 81416, United States; Website (private address)
References: Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015
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     This is 1 of 8025 approved meteorites from (Northwest Africa) (plus 1951 unapproved names)

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