17hlsrt ((CHALCANTHITE Lab Grown)), $5 MINIMUM BID, Lab Grown in Poland, 6 x 5.5 x 2.5 cm, Miniature | |
Chalcanthite is hydrated copper sulfate. Blue is the natural color. Found naturally in Copper Mines but excellent crystals can be lab grown. Keep out of direct sunlight or loss of the water and fading will occur. EXCESS QUANTITIES EATEN CAN BE TOXIC. DO NOT EAT. Used as a fungusite on grapes among other applications. |