Mineral: Ilvaïte
Locality: Verkhnii Mine, Dalnegorsk, Dalnegorsk Urban District, Primorsky Krai, Russia
Dimensions: 9,5 x 7,0 x 7,0 cm
Description: Main crystal size : 6,3 cm
Sheaf of fine, very brilliant black crystals sprinkled with perfect, greenish crystals of beta-quartz (2.7cm maximum)
MIM number 757
Photographer : Augustin de Valence (Ainu)
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