ATACAMITE, CALCITE, GYPSUM

On a matrix coated by small scalenohedral calcite crystals, we can enjoy some groups of prismatic crystals of bright green atacamite and showing transparence. Some of them are completely or partially covered by gypsum crystals which transparency allows observe us the lined atacamite. THE MAIN CRYSTAL IS: 2,7 x 1,4 x 1,2 cm. Fluorescence UVC (calcite).