Mineral: Gypsum
Locality: Niccioleta Mine, Massa Marittima, Grosseto Province, Tuscany, Italy
Dimensions: 18,0 x 10,0 x 14,0 cm

Description: Main crystal size : 12,4 cm Large transparent, striated prism of gypsum with unusual inclusions of Sulphur crystals inside, the largest measuring 3 cm. MIM number 1502 Photographer : AINU / Augustin de Valence

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