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Northwest Africa 14803
Basic information Name: Northwest Africa 14803
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14803
Observed fall: No
Year found: 2021
Country: Algeria
Mass:help 21 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  Eucrite-unbr
Recommended:  Eucrite-unbr    [explanation]

This is 1 of 135 approved meteorites classified as Eucrite-unbr.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 6 Aug 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14803 (NWA 14803)

Algeria

Find: 2021

Classification: HED achondrite (Eucrite, unbrecciated)

Physical characteristics: Gray stone. Cut surface reveals a gray interior.

Petrography: Fractured but unbrecciated microgabbroic igneous rock with typical grain size 300 μm. Main minerals are exsolved pyroxene and plagioclase. Accessory troilite, ilmenite. No metal was observed.

Geochemistry: Pyroxene Fs60.4±1.0Wo1.9±0.2, FeO/MnO=36.0±3.5 (n=4). Plagioclase An81.6±1.3Ab17.2±0.7Or1.2±0.5 (n=3).

Classification: Achondrite (eucrite-unbr).

Specimens: Type specimen at CEREGE. Main mass with José Garcia.

Data from:
  MB111
  Table 0
  Line 0:
Date:2021
Mass (g):21
Pieces:1
Class:Eucrite-unbr
Weathering grade:low
Magnetic suscept.:2.61
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):5.2
Type spec location:CEREGE
Main mass:José Garcia
Finder:anonymous
Comments:work name CM104 (sample 3); submitted by Jérôme Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
Catalogs:
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Geography:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1336 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters)
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Revision
  history:
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