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: ...if we place a light behind, something seems to wake up inside the giant... Photo: Joaquim Callén

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