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Northwest Africa 13192
Basic information Name: Northwest Africa 13192
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13192
Observed fall: No
Year found: 2000
Country: Morocco
Mass:help 59 g
Classification
  history:
Meteoritical Bulletin:  MB 109  (2020)  L5
Recommended:  L5    [explanation]

This is 1 of 8890 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 12 Feb 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 13192 (NWA 13192)

Kem Kem, Morocco

Find: August 1999

Classification: Ordinary chondrite (L5)

History: Iffat Jabeen is the owner of this meteorite, who bought it from Michael I. Casper, Meteorites, Inc. in March 2000.

Physical characteristics: A 59 g fragment. It has a smooth, thin, dark-brown fusion crust present on two faces and other four uneven faces are also slightly fused. There are no contraction cracks present on this chondrite. The sample is attracted by a magnet.

Petrography (S. Nasir, SQU): Porphyritic olivine pyroxene (POP) and radial pyroxene (RP) chondrules are readily defined. Heavy oxidization is observed throughout the thin section.

Geochemistry: (N. K. Kim, C. Park and J. I. Lee, KOPRI) Duplicate oxygen isotope analysis of untreated bulk materials (grains) by laser-assisted fluorination provided, respectively, δ17O 3.861, 3.905; δ18O 5.178, 5.279; Δ17O 1.127, 1.118 per mil.

Classification: Classsificaiton: Ordinary chondrite (L5), W3.

Data from:
  MB109
  Table 0
  Line 0:
State/Prov/County:Kem Kem
Origin or pseudonym:Dahara
Date:August 1999
Mass (g):59
Pieces:1
Class:L5
Weathering grade:W3
Fayalite (mol%):26.1±0.5 (n=21)
Ferrosilite (mol%):21.9±0.2 (n=21)
Classifier:A. Ali, SQU
Type spec mass (g):59
Type spec location:SQU
Main mass:SQU
Comments:Submitted by Arshad Ali
Plots: O isotopes:  
Institutions
   and collections		 SQU: Sultan Qaboos University, College of Science, Earth Sciences Department, P.O. Box 36 Code 123 Al­Khoud, Oman (institutional address; updated 5 Oct 2014)
Casper: Michael I. Casper, Meteorites, Inc., P.O. Drawer J, Ithaca, NY 14851, United States; Website (private address)
KOPRI: Korea Polar Research Institute, 26 Songdomirae-ro, Yeonsu-gu, Incheon, Korea, 406-840, South Korea; Website (institutional address; updated 20 Dec 2014)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS:
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Photos:
CreditPhotos
Public domain photographs:
Archal Ali   
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is the only approved meteorite from Kem Kem, Morocco
     This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
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Revision
  history:
  This lists important revisions made to data for this record.

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