Cobalto-Calcite

Dimension: 4.6 X 4.1cm
 Origin: Mashamba, Congo DRC
 Old piece from the 70s / 80s, the cobaltocalcite crystals reach between 1.8cm and 1.6cm, with an excellent color as could be found at that time. Cobaltiferous calcite associated with 2 small pseudomorphosed cubes, pyrite or cuprite transformed into malachite / Kolwezite
 Dimensions without the acrylic base, which is supplied with the mineralogical specimen. the mineral is not glued to its support (flexible mastic).