NWA 7454 CV3 3.13 gram Meteorite

$16.00

SKU: SQ9702916 Category: Tags: , ,

Northwest Africa 7454 (NWA 7454)

(Northwest Africa)

Purchased: 2012 Aug

Classification: Carbonaceous chondrite (CV3)

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

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Description

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).

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