NWA 12537 GENOMICT BRECCIA EUCRITE Achondrite Meteorite - 25 g

Description
NWA 12537 GENOMICT BRECCIA EUCRITE Achondrite Meteorite - 25 g
Algeria


ON OFFER COMPLETE INDIVIDUAL SPECIMEN
NWA 12537 Eucrite genomict breccia

GENOMICT BRECCIA EUCRITE

Discovered and purchased on July 2018 in Algeria
Classified by world renowned and profoundly respected
Anthony J. Irving and team at University of Washington.
Northwest Africa 12537 this is an official meteorite name
This is a very rare and fresh Eucrite genomict breccia meteorite

NWA 12537
EUCRITE GENOMICT BRECCIA
TOTAL YOU WILL GET
25 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 12537
Basic information Name: Northwest Africa 12537
This is an OFFICIAL meteorite name.
Abbreviation: NWA 12537
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 36 g
Classification
history:
Recommended: Eucrite-br

This is 1 of 160 approved meteorites classified as Eucrite-br.

Comments: Approved 5 Apr 2019
Writeuphelp
Writeup from MB 108:
Northwest Africa 12537 (NWA 12537)

(Northwest Africa)

Purchased: 2018 Jul

Classification: HED achondrite (Eucrite, brecciated)

History: Purchased by Mbark Arjdal in July 2018 from an Algerian dealer.

Petrography: (A. Irving and S. Kuehner, UWS) Breccia composed of closely-packed eucrite clasts in a very sparse matrix (~2 vol.%). The clasts exhibit two very different textures: fine-grained ophitic and very fine-grained granulitic with larger pyroxene and plagioclase relics. Minerals are unexsolved pigeonite (of the same color in both lithologies), anorthite, silica polymorph, ilmenite and troilite.

Geochemistry: Pigeonite (Fs51.4-53.0Wo14.0-11.0, FeO/MnO = 32-35, N = 3), anorthite (An90.6-90.8Or0.4, N = 2).

Classification: Eucrite (genomict breccia).

Specimens: 7.3 g including one polished thin section at UWB; remainder with Mr. M. Arjdal.

Data from:
MB108
Table 0
Line 0:
Place of purchase: Algeria
Date: P 2018 Jul
Mass (g): 36
Pieces: 1
Class: Eucrite-br
Shock stage: low
Weathering grade: low
Ferrosilite (mol%): 51.4-53.0
Wollastonite (mol%): 14.0-11.0
Classifier: A. Irving and S. Kuehner, UWS
Type spec mass (g): 7.3
Type spec location: UWB
Main mass: M. Arjdal
Comments: Work name Arj 128; submitted by A. Irving


Lot details
Main Mineral/ Name Meteorite
NWA 12537 GENOMICT BRECCIA EUCRITE
Mineral Form/ Type Meteorite
Achondrite Meteorite
Supplement
EXTREMELY RARE METEORITE
Weight
25 g
Origin (Country)
Algeria
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