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Northwest Africa 12598
Basic information Name: Northwest Africa 12598
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12598
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 333 g
Classification
  history:
Recommended:  H3    [explanation]

This is 1 of 587 approved meteorites (plus 1 unapproved name) classified as H3.   [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 3 May 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12598 (NWA 12598)

(Northwest Africa)

Purchased: March 2017

Classification: Ordinary chondrite (H3)

History: Purchased by Sean Tutorow and Brahim Tahiri from several diferent meteorite hunters in Morocco.

Petrography: The rock contains sharply defined chondrules and polysynthetically twinned low-Ca pyroxene. The chondrule mesostases are not composed of isotropic glass; they are devitrified. The types of chondrules include BO, PO, PP, POP, RP and C. Some chondrules have dusty relict olivine grains within them. The rock has experienced extensive weathering; some clay is present that formed from altered mafic silicate grains.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P March 2017
Mass (g):332.77
Pieces:4
Class:H3
Shock stage:S1
Weathering grade:W5
Fayalite (mol%):17.6±0.3 (n=14)
Ferrosilite (mol%):15.6±0.3 (n=12)
Wollastonite (mol%):1.2±1.1 (n=12)
Classifier:Alan Rubin
Type spec mass (g):23.84
Type spec location:UCLA
Main mass:Sean Tutorow
Comments:Submitted by Alan Rubin
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. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6729 approved meteorites from (Northwest Africa) (plus 2025 unapproved names)

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