CLASSIFIED & APPROVED AS CO3 CARBONACEOUS METEORITE Carbonaceous Chondrite Meteorite - 233 g

Description
CLASSIFIED & APPROVED AS CO3 CARBONACEOUS METEORITE Carbonaceous Chondrite Meteorite - 233 g
Mauritania



NWA 12832
ON OFFER A COMPLETE INDIVIDUAL CO3 CARBONACEOUS METEORITE

Officially classified and approved as NWA 12832 Carbonaceous CO3.
YOU ARE BUYING 100% A GUARANTEED AUTHENTIC METEORITE OF NWA 12832 CARBONACEOUS CO3
Total weight you will get is 233 gram combined with a signed Certificate of authenticity and classification certificate of
NWA 12832 Carbonaceous CO3.


Discovered and purchased on July 2018 in Zouerat, Mauritania
Classified and approved by world renowned and profoundly respected
Dr Anthony J. Irving and team at University of Washington.

NWA 12832
CARBONACEOUS CO3
233 gram


GUARANTEED AUTHENTICITY
The authenticity of this meteorite has a 100% guarantee.
Signed Certificate of Authenticity Included.

First express class delivery and provenance provided.
I SHIP WORLDWIDE WITH DHL, UPS OR SIMILAR EXPRESS SERVICE, TRACKED & TRACED

This Item will not include any reference, and will be posted as a "Gift" for Customs purposes on request.

TRULY A BEAUTIFUL MUSEUM QUALITY SHOWPIECE
FRESH FUSION CRUST WITH VELVETY TEXTURE AND TONS OF CONTRACTION CRACKS

OFFICIAL CLASSIFICATION DATA SOURCE:
THE METEORITICAL SOCIETY
INTERNATIONAL SOCIETY FOR METEORITICS AND PLANETARY SCIENCE
LUNAR AND PLANETARY INSTITUTE
METEORITICAL BULLETIN DATABASE

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Northwest Africa 12832
Basic information Name: Northwest Africa 12832
This is an OFFICIAL meteorite name.
Abbreviation: NWA 12832
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 997 g
Classification
history:
Recommended: CO3 [explanation]

This is 1 of 531 approved meteorites classified as CO3. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 11 Oct 2019
Writeuphelp
Writeup from MB 108:
Northwest Africa 12832 (NWA 12832)

(Northwest Africa)

Purchased: 2018

Classification: Carbonaceous chondrite (CO3)

History: Purchased in 2018 in Zouerat, Mauritania.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Small well-formed chondrules (apparent diameter 170 ± 100 µm, N = 20), mineral fragments and fine grained CAI are set in a much finer grained matrix (red-brown in thin section, ~40 vol.%).

Geochemistry: Olivine (Fa24.0±24.6 (range Fa0.7-52.3), N = 4; Cr2O3 in ferroan examples 0.13-0.33 wt.%, mean 0.23 wt.%, N = 2), low-Ca pyroxene (Fs6.0±5.5Wo1.1±0.4 (range Fs5.1-11.8Wo0.8-1.6), N = 3), augite (Fs7.3±2.7Wo36.4±0.3 (range Fs5.4-9.2Wo36.2-36.6), N = 2), diopside (Fs1.1Wo38.3), anorthite (An99.0Or0.0).

Classification: Carbonaceous chondrite (CO3).

Specimens: 23.8 g including one polished thin section at UWB; remainder with Mr. M. Arjdal.

Data from:
MB108
Table 0
Line 0:
Place of purchase: Zouerat
Date: P 2018
Mass (g): 997
Pieces: 4
Class: CO3
Shock stage: S2
Weathering grade: moderate
Fayalite (mol%): 24.0±24.6
Ferrosilite (mol%): 6.0±5.5
Wollastonite (mol%): 1.1±0.4
Classifier: A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g): 23.8
Type spec location: UWB
Main mass: M. Arjdal
Comments: Work name Arj Z19; submitted by A. Irving
Institutions
and collections UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS: NASA ADS
Find references in Google Scholar: Google Scholar
Geography:
Coordinates: Unknown.

Statistics:
This is 1 of 7098 approved meteorites from (Northwest Africa) (plus 2005 unapproved names)
Also see:
This lists the most popular meteorites among people who looked up this meteorite.
Revision
history:
This lists important revisions made to data for this record.

Lot details
Main Mineral/ Name Meteorite
CLASSIFIED & APPROVED AS CO3 CARBONACEOUS METEORITE
Mineral Form/ Type Meteorite
Carbonaceous Chondrite Meteorite
Weight
233 g
Origin (Country)
Mauritania
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