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Northwest Africa 13753
Basic information Name: Northwest Africa 13753
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13753
Observed fall: No
Year found: 2020
Country: Algeria
Mass:help 1622 g
Classification
  history:
Recommended:  L5    [explanation]

This is 1 of 7157 approved meteorites (plus 4 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 21 Feb 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13753 (NWA 13753)

Algeria

Find: 2020

Classification: Ordinary chondrite (L5)

History: Initially purchased in early 2020 by Matthew Stream from Mostafa Hnini; later purchased in June 2020 by Martin Lollar and Topher Spinnato.

Physical characteristics: Single stone with dark-brown fusion crust.

Petrography: (D. Sheikh, FSU) Specimen is composed of few chondrules (700±100 μm, n=3) set in a fine-grained matrix containing secondary recrystallized feldspar (25±10 µm), chromite, troilite, kamacite, and Fe-oxides.

Geochemistry: Olivine (Fa24.5±0.5, range Fa23.8-25.3, n=18), Low-Ca Pyroxene (Fs20.7±0.4Wo1.4±0.3, range Fs19.8-21.7Wo0.9-2.4, n=31).

Classification: Ordinary chondrite (L5).

Specimens: 22 g at UCLA, 1194 grams with Martin Lollar, 376 g with Topher Spinnato.

Data from:
  MB110
  Table 0
  Line 0:
Date:2020
Mass (g):1622
Pieces:1
Class:L5
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):24.5±0.5
Ferrosilite (mol%):20.7±0.4
Wollastonite (mol%):1.4±0.3
Classifier:D. Sheikh, FSU
Type spec mass (g):22
Type spec location:UCLA
Main mass:Martin Lollar and Topher Spinnato
Comments:fieldname=BEAST; submitted by Daniel Sheikh
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)
FSU: Department of Geological Sciences, Florida State University, Tallahassee FL 32306-4100, United States (institutional address; updated 16 Dec 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
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Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1088 approved meteorites from Algeria (plus 26 unapproved names) (plus 4 impact craters)

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