Mineral: Volborthite
Locality: Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora, Mexico
Dimensions: 5.5 x 3 x 2.5 cm / main crystal size: 2.0 cm
Description: Mass: 20 g
MIM number:1729
Rosettes of shiny dark green lamellar crystals dotted with bright green malachite balls, rising perpendicularly from a thin white matrix.
Photographer : AINU / Augustin de Valence
Publication: "Mineralogical Record, Sep-Oct 2021"
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