Northwest Africa 7454
Basic informationName: Northwest Africa 7454
This is an OFFICIAL meteorite name.
Abbreviation: NWA 7454
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass: 6 kg
Classification
history:
Meteoritical Bulletin: MB 102 (2013) CV3
Recommended: CV3 [explanation]

This is 1 of 451 approved meteorites classified as CV3. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments:Approved 6 Sep 2013
Writeup
Writeup from MB 102:

Northwest Africa 7454 (NWA 7454)

(Northwest Africa)

Purchased: 2012 Aug

Classification: Carbonaceous chondrite (CV3)

History: Purchased in Temara, Morocco by Aaronson in August 2012.

Petrography: (A. Irving and S. Kuehner, UWS) Composed of abundant, mostly rounded chondrules with less abundant amoeboid olivine aggregates (AOA) and irregular, fine-grained CAI in a deep reddish-brown matrix. Minerals identified in CAI include spinel, gehlenite, ulvöspinel, Al-Ti-diopside and rare Pt-bearing fremdlinge.

Geochemistry: Olivine (Fa1.9-15.4), orthopyroxene (Fs1.1-1.2Wo0.9-1.1), subcalcic augite (Fs1.1-3.5Wo32.1-34.0).

Classification: Carbonaceous chondrite (CV3).

Data from:
MB102
Table 0
Line 0:
Place of purchase:Temara
Date:P 2012 Aug
Mass (g):6000
Pieces:1
Class:CV3
Shock stage:S2
Weathering grade:W2

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