Copper in Matrix - Mineral quartz with copper rutile The phosphate mines of Morocco

The phosphate mines of Morocco remain one of the world’s richest fossil hunting grounds

which is thought to help reduce stress

5cm x 6cm x 5cm

making the two claw marks stand out

Description: This Australian opal specimen is presented in rough form within its natural host rock

Copper in Matrix - Mineral quartz with copper rutile The phosphate mines of MoroccoMined from: Oumjrane Mining Area, Tinghir Province, Morocco Description: This specimen from the Oumjrane Mining Area in Tinghir Province, Morocco features native copper within its natural host rock, displaying green surface coloration produced by the oxidation of copper minerals. When exposed to oxygen and groundwater over time, copper commonly alters to secondary minerals such as malachite, which creates the distinctive green coatings often seen on