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NWA 11448

Found in 2017
Total mass : 62.7g

Specimens in collection :


Northwest Africa 11448 (NWA 11448)
(Northwest Africa)
Purchased: 2017 Apr
Classification: Ureilite

History: Purchased by Fabien Kuntz in April 2017 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Aggregate of elongate grains of olivine (~70 vol.%) and pigeonite (~30 vol.%) exhibiting some preferred shape orientation, plus interstitial finer grained, dark brown zones. Olivine has reduced magnesian rims associated with blebby Fe metal.

Geochemistry: Olivine (cores Fa22.4-22.6; rim Fa11.8; N = 3), pigeonite (Fs17.7-18.0Wo10.3-10.1, N = 2).

Classification: Ureilite.

Specimens: 12.86 g including one polished thin section at PSF; remainder with Kuntz.

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