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Northwest Africa 14215
Basic information Name: Northwest Africa 14215
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14215
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 1100 g
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  L5
Recommended:  L5    [explanation]

This is 1 of 8890 approved meteorites (plus 5 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 18 Sep 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14215 (NWA 14215)

(Northwest Africa)

Purchased: 2020

Classification: Ordinary chondrite (L5)

Petrography: (K. Metzler, IfP) Unbrecciated ordinary chondrite with recrystallized texture and some porosity, showing moderate amounts of metal and recognizable chondrules of various textural types. Secondary feldspar grains <50 μm.

Geochemistry: Mineral compositions and geochemistry: The mean olivine composition is Fa25.4±0.2 (Fa25.1-25.8; n=11) and the mean low-Ca pyroxene composition is Fs21.1±0.3Wo1.5±0.2 (Fs20.3-21.4Wo1.0-1.7; n=11).

Classification: L chondrite based on mineral chemistry. Petrologic type 5 based on the equilibrated state of olivine and pyroxene, and grain size of secondary plagioclase.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2020
Mass (g):1100
Pieces:1
Class:L5
Shock stage:S1
Weathering grade:W1
Fayalite (mol%):25.4±0.2
Ferrosilite (mol%):21.1±0.3
Wollastonite (mol%):1.5±0.2
Classifier:K. Metzler, IfP
Type spec mass (g):20
Type spec location:IfP
Main mass:Salamu Ali, Stockholm, Sweden
Comments:Submitted by K. Metzler, IfP
Institutions
   and collections		 IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
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 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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