Chrysocolla with Azurite Specimen | #198 Jasper Many amethysts from Brazil can

Many amethysts from Brazil can turn into yellow citrine when heated at 850 degrees Fahrenheit

most jewelers can fix them

Alexandrite is very hard

The Origin: Courtland-Gleeson Mining District

5 to 4 on the Mohs hardness scale

Chrysocolla with Azurite Specimen | #198 Jasper Many amethysts from Brazil canThe Stone: Chrysocolla with Azurite natural unstabilized The Weight: 317. 98 carats The Origin: Arizona The Cut: Freeform Polished Specimen stone measurements: 65. 92mm x 32. 86mm x 23. 44mm About Chrysocolla: Chrysocolla, high grade material referred to as "gem silica," is a blue to green mineral colored by a high copper content. The mineral is often found in copper mines alongside turquoise, malachite, and azurite. Crystalized chrysocolla is rare