Meteoritical Bulletin: Entry for Northwest Africa 11182

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Northwest Africa 11182

Basic information

Name: Northwest Africa 11182
This is an OFFICIAL meteorite name.
Abbreviation: NWA 11182
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass: 60 g

Classification
history:

Meteoritical Bulletin:	MB 106	(2018)	Lunar (feldsp. breccia)
Recommended:			Lunar (feldsp. breccia) [explanation]

This is 1 of 340 approved meteorites classified as Lunar (feldsp. breccia). [show all]
Search for other: Lunar meteorites

Comments:

Approved 28 Mar 2017

Writeup

help

Writeup from MB 106:

Northwest Africa 11182 (NWA 11182)

(Northwest Africa)

Purchased: 2017

Classification: Lunar (feldsp. breccia)

History: Purchased by Ruben Garcia from Said Haddany in Tucson, 2017.

Physical characteristics: Single stone, no fusion crust. A saw cut reveals a fragmental breccia with numerous white feldspathic clasts and fine-grained lithic fragments, set in a dark-gray ground mass.

Petrography: (C. Agee, UNM) This meteorite consists of primarily feldspathic clasts, microgabbro clasts, and shock melt, some containing vesicles.

Geochemistry: (C. Agee and B. Ha, UNM) pigeonite Fs_28.9±1.6Wo_11.8±7.0, Fe/Mn=56±3, n=2; high Ca pyroxene Fs_22.7±11.7Wo_28.6±5.9, Fe/Mn=52±2, n=2; two olivine grains were found: Fa_16.9and Fa_34.6with Fe/Mn=91 and 98 respectively; plagioclase An_92.9±3.2Ab_6.8±3.2Or_0.3±0.1, n=4

Classification: Lunar feldspathic breccia

Specimens: 12 g plus a probe mount on deposit at UNM, Ruben Garcia holds the main mass.

Data from:
  MB106
  Table 0
  Line 0:

Place of purchase:	Tucson
Date:	P 2017
Mass (g):	60
Pieces:	1
Class:	Lunar (felds. breccia)
Shock stage:	High
Weathering grade:	Moderate
Ferrosilite (mol%):	28.9±1.6; 22.7±11.7
Wollastonite (mol%):	11.8±7.0; 28.6±5.9
Classifier:	C. Agee, UNM
Type spec mass (g):	12
Type spec location:	UNM
Main mass:	Ruben Garcia
Comments:	Submitted by C. Agee

Institutions
and collections

UNM: Institute of Meteoritics MSC03 2050 University of New Mexico Albuquerque NM 87131-1126 USA, United States; Website (institutional address; updated 12 Feb 2015)

Catalogs:

References:

Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.

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Photos:

Credit	Photos
Photos from the Encyclopedia of Meteorites:
Sergey Vasiliev
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
chen wang
Denis gourgues
Qi Lv

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)

Also see:

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Revision
history:

This lists important revisions made to data for this record.

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