NE58AB5: Arsenopyrite-Marcasite with Calcite and Muscovite - Minas da Panasqueira, Centro Portugal
Arsenopyrite-Marcasite with Calcite and Muscovite

Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (2004)

Specimen size: 11.7 × 6 × 3.8 cm = 4.6” × 2.4” × 1.5”
Main crystal size: 2.3 × 2 cm = 0.9” × 0.8”

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