Mineral: Fluorite on Muscovite with Arsenopyrite, Cassiterite and Quartz
Locality: Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro, Portugal
Dimensions: 11 x 9.5 x 5.4 cm

Description: This is the Fluorite. Yes, extremely large, but although very rich in crystallographically forms, not the nicest Fluorite existing, but... Photo: Joaquim Callén

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