Rare_azurite_and_green_malachite_in_petrified_wood_Turkey_Colla_15_pounds_01_kzrp

Rare azurite and green malachite in petrified wood, Turkey. Colla. 15+ pounds

Rare large blocked rough with green malachite, Blue azurite and yellow volborthite in petrified wood (Pinus). In 2012, gold prospectors in the Tolkat province of Turkey discovered a petrified log. The log was silicified and had secondary deposition of copper minerals including azurite (blue) and malachite (green). Copper mineralization of petrified wood is very rare, […]