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Northwest Africa 14210
Basic information Name: Northwest Africa 14210
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14210
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 1200 g
Meteoritical Bulletin:  MB 110  (2022)  CK5
Recommended:  CK5    [explanation]

This is 1 of 220 approved meteorites classified as CK5.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 11 Nov 2021
Writeup from MB 110:

Northwest Africa 14210 (NWA 14210)

(Northwest Africa)

Purchased: 2020

Classification: Carbonaceous chondrite (CK5)

History: Purchased by Aziz Zad in 2020 from a meteorite dealer in Algeria.

Physical characteristics: Single stone with slightly weathered fusion crust.

Petrography: (D. Sheikh, Cascadia) Specimen is composed of few discernable chondrules (containing ferroan Ni-bearing olivine) set in a fine-grained matrix containing secondary recrystallized feldspar (Av. 15±5 ?m), pentlandite and Cr-bearing magnetite (~4.0 wt. % Cr2O3).

Geochemistry: Olivine (Fa29.6±0.4, range Fa29.0-31.1, NiO= 0.62±0.04 wt. %, n=26), Low-Ca Pyroxene (Fs25.8±0.5Wo0.6±0.1, range Fs25.4-26.2Wo0.6-0.7, n=2), Plagioclase (An81.1±4.8, range An72.9-84.4, n=5).

Classification: Carbonaceous chondrite (CK5).

Specimens: 25.3 g and a thin section at Cascadia; main mass with Aziz Zad.

Data from:
  Table 0
  Line 0:
Place of purchase:Algeria
Date:P 2020
Mass (g):1200
Shock stage:S2
Weathering grade:low
Fayalite (mol%):29.6±0.4
Ferrosilite (mol%):25.8±0.5
Wollastonite (mol%):0.6±0.1
Classifier:D. Sheikh, Cascadia
Type spec mass (g):25.3
Type spec location:Cascadia
Main mass:Aziz Zad
Comments:Submitted by Daniel Sheikh
   and collections
Cascadia: Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; Website (institutional address; updated 28 Oct 2011)
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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     This is 1 of 9806 approved meteorites from (Northwest Africa) (plus 1855 unapproved names)

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