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Natural Spherocobaltite Specimens with Silky Malachite, Heterogenite and Kolwezite Specimens x 2 From Musonoi Mine, Congo
RETAIL PRICE
A NOTE FROM NICK
New Stock !! A pair of natural Spherocobaltite clusters specimens with Silky Malachite, Heterogenite and Kolwezite Specimens from Musonoi Mine, Congo.
PRODUCT DESCRIPTION
Spherocobaltite from Musonoi Mine, Kolwezi, Congo
Spherocobaltite from the Musonoi mine, Kolwezi, Congo, is pure cobalt carbonate (CoCO₃), a rare member of the calcite group that forms dark magenta-red to intense raspberry-red crystals, frequently in spherical, rosette, or botryoidal habits. Unlike normal Salrose (the common trade name for bright pink Cobaltoan dolomite from Congolese deposits, which is calcium-magnesium dominant with only minor cobalt substitution), Spherocobaltite is the cobalt-dominant end-member with significantly higher cobalt content. This results in a deeper, more saturated red color, different crystal chemistry, and greater rarity compared to the paler pink shades typical of Cobaltoan dolomite or Cobaltoan calcite.
PRODUCT MINERALS
Cobalt, Dolomite, Malachite, Kolwezite, Heterogenite
PRODUCT FEATURES
Crystalline, Silky
PRODUCT COLOUR
Pink, Green
MOHS HARDNESS SCALE
3
PRODUCT DATA
Locality = Musonoi Mine, Congo
Grade = Very Good to A Grade
Size = 134 - 136 mm