Mineral: Polybasite
Locality: Mina Chispas, Arizpe, Municipio de Arizpe, Sonora, Sonora, Mexico
Dimensions: 5,0 x 5,0 x 7,5 cm
Description: Main crystal size : 5,5 cm
Group of well-defined shiny pseudo-hexagonal crystals
MIM number 1682
Photographer : Augustin de Valence (Ainu)
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