Measurements: 75 x 58 x 40 mm Description: Azurite and malachite on rock matrix.
Some of the azurite crystals are damaged. Weight of Specimen: 144.9 g
Chemical Composition: Cu3(CO3)2(OH)2 (azurite) Cu2+(CO3)(OH)2 (malachite)Hardness on Mohs Scale: (azurite) 3.5 – 4 (malachite) 3.5-4
Location: Tsumeb, Northern Namibia.
Specimen Code: NTS 028
US $ 180