Nwa 13512 #6 Aubrite – 10,8 g

770,50 $

Nwa 13512 is an Aubrite meteorite discovered in Morocco near Boudnib in 2019.

I this date only 72 meteorites of this type have been classified.

It is a rare type of meteorite, difficult to find on the market.

The name Aubrites is linked to the fall of a meteorite in Aubres, France in 1836. They are composed mainly of orthopyroxene to enstatite.

History : Three visually-similar specimens (total weight 105 g)

found together near Boudnib, Morocco were purchased by Mohammed Hmani in December 2019.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) The specimen has a mean grainsize of ~400 µm and is composed predominantly of equant grains of enstatite with subordinate sodic plagioclase and accessory altered Si-bearing kamacite, altered Cr-troilite and schreibersite.

Geochemistry: Enstatite (Fs0.2±0.0Wo0.6-0.7, N = 3), plagioclase (Ab91.4An2.6Or6.0; Ab76.4An21.4Or2.3; N = 2), kamacite (Si = 1.5 wt.%, Ni = 7.9 wt.%).

Classification: Aubrite.

Specimens: 20.5 g including one polished thin section at UWB; remainder with Mr. M. Hmani.

 

In stock

Categories: , SKU: dt-016-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-2-1-1-1-1-1-2-2-2-1-1-1-2-1-1-1-1-1-2-1-1-1-1-1

Description

Endcut.

Rare and nice piece.

Comes with certificate.

Additional information

Weight 10,8 g
Dimensions 2,5 × 2 × 1,2 cm
Form

Endcut

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