Spectacular Spherocobaltite on Quatrz From Morocco

Spherocobaltite on quatrz associated with cobaltlotharmeyerite (orange- brown)

Formula: CoCO33
System: Trigonal
Colour: Most commonly dark ...
Hardness: 3 - 4
Member of: Calcite Group

Formula: Ca(Co,Fe+3,Ni)2(AsO4)2·2(H2O,OH)
System: Monoclinic
Colour: light brown to reddish ...
Lustre: VitreousHardness:4½

From: Agoudal Centre Quarry, Agoudal, Bou Azer District (Bou Azzer District), Tazenakht, Ouarzazate Province, Drâa-Tafilalet Region, Morocco

Collection and photo JP Barral