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Northwest Africa 1290
Basic information Name: Northwest Africa 1290
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 1290
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass:help 120 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  L4
Recommended:  L4    [explanation]

This is 1 of 2104 approved meteorites (plus 5 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 30 Oct 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 1290 (NWA 1290)

(Northwest Africa)

Purchased: 2002

Classification: Ordinary chondrite (L4)

History: Purchased by Adam and Greg Hupé in 2002 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS; T. Bunch, NAU) Well-formed chondrules occur in a recrystallized matrix containing altered metal.

Geochemistry: Olivine (Fa24.2-24.6, N = 3), orthopyroxene (Fs3.8-5.2Wo3.0-1.3; Fs18.5Wo0.4; N = 3), subcalcic augite (Fs10.5-10.8Wo31.6-33.1, N = 2).

Classification: Ordinary chondrite (L4).

Specimens: 22.8 g including one polished thin section at UCLA; 3.67 g at PSF; remainder with AHupé.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2002
Mass (g):120
Pieces:3
Class:L4
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):24.2-24.6
Ferrosilite (mol%):3.8-5.2; 18.5
Wollastonite (mol%):3.0-1.3; 0.4
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):22.8
Type spec location:UCLA
Main mass:A. Hupe
Comments:Work name H126; UCLA specimen #1564; submitted by A. Irving
Data from:
  MB113
  Table 0
  Line 0:
Classifier:A. Irving and S. Kuehner, UWS; T. Bunch, NAU
Type spec location:PSF type specimen now at YPMNH. 22.8 g including one polished thin section at UCLA; 3.67 g at YPMNH; remainder with owner.
Institutions
   and collections		 PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
AHupé: Adam C. Hupé, 2807 China Cove, Laughlin, NV 89029, United States; Website (private address; updated 29 Jun 2013)
Hupe: (old address—now see GHupé or AHupé) G. and A. Hupe, 2616 Lake Youngs Court SE, Renton, WA 98058., United States (private address)
YPMNH: Yale University Peabody Museum of Natural History P.O. Box 208118 New Haven, CT 06520-8118 , United States; Website (institutional address; updated 30 Aug 2014)
NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States (institutional address; updated 12 Apr 2012)
Catalogs:
References: Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
Published in Meteoritical Bulletin, no. 113, in preparation (2024)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
The Hupe Collection   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
jean bernard Delbauve   
Michael S. Scherman   
Michel Girard   
Woreczko Jan & Wadi   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9921 approved meteorites from (Northwest Africa) (plus 1838 unapproved names)

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