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Northwest Africa 13484
Basic information Name: Northwest Africa 13484
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13484
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 240 g
Classification
  history:
Recommended:  Lunar (feldsp. breccia)    [explanation]

This is 1 of 220 approved meteorites classified as Lunar (feldsp. breccia).   [show all]
Search for other: Lunar meteorites
Comments: Approved 14 Nov 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 13484 (NWA 13484)

(Northwest Africa)

Find: 2017

Classification: Lunar meteorite (feldspathic breccia)

Physical characteristics: Greyish fragments.

Petrography: (J. Gattacceca, CEREGE) Brecciated igneous rock with fractured mineral clasts to 300 μm set in a glassy mesostasis of feldspathic composition. The mesostasis has abundant ~20 μm vesicles. FeNi metal is present as ~10 μm grains.

Geochemistry: Olivine Fa32.9, FeO/MnO = 144 (n=1). Pyroxene : low-Ca pyroxene Fs23.7Wo5.5 (n=2), Ca-pyroxene Fs22.1Wo33.8 (n=1), FeO/MnO = 50.3±5.7 (n=3). Mesostasis An94.9Ab4.9Or0.2 (n=3).

Classification: Achondrite (lunar, feldspathic breccia)

Specimens: Type specimen at CEREGE. Main mass with J. Bassemon.

Data from:
  MB109
  Table 0
  Line 0:
Date:2017
Mass (g):240
Pieces:many
Class:Lunar (feldsp. breccia)
Magnetic suscept.:3.38
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):20
Type spec location:CEREGE
Main mass:J. Bassemon
Comments:work name CM49; 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 29 Oct 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7655 approved meteorites from (Northwest Africa) (plus 1972 unapproved names)

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