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Northwest Africa 8163
Basic information Name: Northwest Africa 8163
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 8163
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass:help 35.7 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  H4
Recommended:  H4    [explanation]

This is 1 of 6388 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 5 Dec 2013
Writeuphelp
Writeup from MB 102:

Northwest Africa 8163 (NWA 8163)

Northwest Africa

Purchased: 2006

Classification: Ordinary chondrite (H4)

History: A single stone weighing 35.7 g was found and purchased in Morocco in 2006. Thomas Webb acquired the sample from a meteorite prospector in 2006.

Physical characteristics: The stone has a flattened tabular shape, is light orange and lacks fusion crust.

Petrography: (A. Love and L. Morris, App) The specimen has a chondritic texture composed of well-defined chondrules, several irregular-shaped 3 mm macrochondrules and several lithic clasts set within a recrystallized matrix. Chondrules are well-formed, distinct and have an average diameter of 538 μm.

Classification: Ordinary Chondrite (H4, S1, W2)

Specimens: 7.5 g and 1 polished thin section are on deposit at App

Data from:
  MB102
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2006
Mass (g):35.7
Pieces:1
Class:H4
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):18.2±0.4, N=12
Ferrosilite (mol%):13.7±2.5, N=12
Wollastonite (mol%):0.9±0.6
Classifier:A. Love, App
Type spec mass (g):7.5
Type spec location:App
Main mass:TWebb
Finder:Anonymous
Comments:Submitted by Anthony Love
Institutions
   and collections
App: Department of Geology, 572 Rivers St., Appalachian State University, Boone, NC 28608, United States (institutional address; updated 7 Mar 2013)
TWebb: No contact information provided., United States (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8745 approved meteorites from (Northwest Africa) (plus 1880 unapproved names)

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