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Northwest Africa 14101
Basic information Name: Northwest Africa 14101
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14101
Observed fall: No
Year found: 2021
Country: Algeria
Mass:help 452 g
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  R3-5
Recommended:  R3-5    [explanation]

This is 1 of 26 approved meteorites classified as R3-5.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 3)
Comments: Approved 8 Aug 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14101 (NWA 14101)

Algeria

Purchased: 2021

Classification: Rumuruti chondrite (R3-5)

Physical characteristics: Dark brown fragments. Cut face revelas a rather featurless brown interior.

Petrography: (J. Gattacceca, CEREGE) Brecciated chondrite with small chondrules set in a dark matrix. Olivine is the dominant mineral. Opaque minerals are mostly sulfides.

Geochemistry: Type 3 material: olivine Fa28.4±15.4, range Fa4.4-48.5, Fa PMD 50%, (n=16), low-Ca pyroxene Fs12.9Wo0.5 (n=2), Ca-pyroxene Fs12.9Wo44.8 (n=2). Type 5 material:  olivine Fa39.3±0.4 (n=5). Overall NiO content of olivine is 0.25±0.11 wt% (n=21). 

Classification: Rumuruti chondrite (R3-5). Both equilibrated and unequilibrated lithologies are present.

Specimens: Type specimen at CEREGE. Main mass with Isabelle Pothier.

Data from:
  MB110
  Table 0
  Line 0:
Date:P 2021
Mass (g):452
Pieces:9
Class:R3-5
Weathering grade:high
Fayalite (mol%):31.0±14.2 (n=21)
Ferrosilite (mol%):12.9 (n=2)
Wollastonite (mol%):0.5
Magnetic suscept.:3.55
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):24
Type spec location:CEREGE
Main mass:Isabelle Pothier
Finder:anonymous
Comments:work name CM78; 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., 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:

Algeria
Coordinates:Unknown.

Statistics:
     This is 1 of 1356 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters)
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Revision
  history:
  This lists important revisions made to data for this record.

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