Primitive achondrite (Winonaite) Northwest Africa (NWA...

orthwest Africa (NWA 16203) Primitive chondrite (Winonaite) Weight: 7.6 g Nigeria Northwest Africa 16203 (NWA 16203) Classification: Primitive chondrite Winonaite The meteorite shows a strongly recrystallized texture with abundant intergranular triple junctions between adjacent mineral grains and is composed predominantly of Mg-rich and Ca-poor pyroxene of about 100-300 μm, forsteritic olivine, diopside, and FeNi metal partially altered. Minor phases include sodic feldspar and FeS. The shipment will be accompanied by a certificate of authenticity!

Estimación:€1

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