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Northwest Africa 13194
Basic information Name: Northwest Africa 13194
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13194
Observed fall: No
Year found: 2000
Country: (Northwest Africa)
Mass:help 52.2 g
Classification
  history:
Meteoritical Bulletin:  MB 109  (2021)  L6
Recommended:  L6    [explanation]

This is 1 of 12995 approved meteorites (plus 11 unapproved names) classified as L6.   [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 13194 (NWA 13194)

(Northwest Africa)

Find: 1999

Classification: Ordinary chondrite (L6)

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

Physical characteristics: A 52.2 g piece. It has a damaged fusion crust that varies in thickness at different places on the surface. The sample is magnetic.

Petrography (S. Nasir, SQU): Porphyritic olivine (PO) and few barred olivine (BO) chondrules are poorly defined. Heavy oxidization is observed throughout the thin section causing an overall orange hue.

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 3.619, 3.717; δ18O 4.871, 5.089; Δ17O 1.047, 1.030 per mil.

Classification: Ordinary chondrite (L6), W2.

Data from:
  MB109
  Table 0
  Line 0:
Origin or pseudonym:Sahara
Date:1999
Mass (g):52.2
Pieces:1
Class:L6
Weathering grade:W2
Fayalite (mol%):26.1±0.3 (n=21)
Ferrosilite (mol%):22.3±0.9 (n=21)
Classifier:A. Ali, SQU
Type spec mass (g):52.2
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 Gattacceca J., McCubbin F. M., Grossman J., Bouvier A., Bullock E., Chennaoui Aoudjehane H., Debaille V., D’Orazio M., Komatsu M., Miao B. and Schrader D. L. (2021) The Meteoritical Bulletin, No. 109. Meteoritics & Planetary Science 56, 1626–1630.
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Photos:
CreditPhotos
Public domain photographs:
Archal Ali   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9829 approved meteorites from (Northwest Africa) (plus 1851 unapproved names)

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