header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 16 Nov 2019
Search for: Search type: Search limits: Display: Publication:
Names
Text help
Places
Classes
Years
Contains
Starts with
Exact
Sounds like
NonAntarctic
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Northwest Africa 10087
Basic information Name: Northwest Africa 10087
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10087
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 26.8 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  H3
Recommended:  H3    [explanation]

This is 1 of 594 approved meteorites (plus 2 unapproved names) classified as H3.   [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 17 Apr 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10087 (NWA 10087)

(Northwest Africa)

Purchased: Feb 2011

Classification: Ordinary chondrite (H3)

Physical characteristics: The stone was completely covered with fusion crust prior to cutting. Small white pits (chondrules) were visible on one side due to weathering.

Petrography: (A.E. Rubin, UCLA) The olivine has a peak at Fa17-19, in the H-chondrite range. Chondrules average 300 μm in diameter. There are polysynthetically twinned low-Ca clinopyroxene grains.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Tucson
Date:P Feb 2011
Mass (g):26.8
Pieces:1
Class:H3
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):16.7±9.0 (6.5-35.2, n=8)
Ferrosilite (mol%):16.4±9.9 (1.6-29.1, n=5)
Wollastonite (mol%):1.5±1.6 (n=5)
Classifier:A.E. Rubin, UCLA
Type spec mass (g):6.6
Type spec location:UCLA
Main mass:Utas
Finder:anonymous
Comments:[NWAU230]. Purchased from Igoui Mohamed in Tucson.; submitted by J. Utas
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)
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:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7009 approved meteorites from (Northwest Africa) (plus 2002 unapproved names)

Direct link to this page