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Northwest Africa 14202
Basic information Name: Northwest Africa 14202
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14202
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 34 g
Classification
  history:
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 288 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 17 Oct 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14202 (NWA 14202)

(Northwest Africa)

Purchased: 2021

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Geologist Juan Avilés Poblador in 2021 from Said Yousfi in Morocco.

Physical characteristics: Single stone with minor fusion crust.

Petrography: (D. Sheikh, Cascadia) Specimen is a breccia composed predominantly of sub-angular to sub-rounded anorthositic clasts (up to ~1 cm), and minor poikilitic, porphyritic, and troctolitic clasts, and isolated mineral fragments, set within a fine-grained matrix containing areas of crystalline impact melt and vesicles.

Geochemistry: Olivine (Fa31.1±12.3, range Fa10.4-46.2, Fe/Mn=76±16, n=11), Calcic Plagioclase (An96.0±1.2, range An93.3-98.9, n=35).

Classification: Lunar (feldspathic breccia).

Specimens: 6.8 grams and a thin section at Cascadia; main mass with Juan Avilés Poblador.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2021
Mass (g):34
Pieces:1
Class:Lunar (feldsp. breccia)
Shock stage:moderate
Weathering grade:low
Fayalite (mol%):31.1±12.3
Classifier:D. Sheikh, Cascadia
Type spec mass (g):6.8
Type spec location:Cascadia
Main mass:Juan Aviles Poblador
Comments:Submitted by Daniel Sheikh
Institutions
   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)
Catalogs:
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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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8745 approved meteorites from (Northwest Africa) (plus 1880 unapproved names)

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