CALCITE, QUARTZ

These calcite crystals are rare in this Romanian mine and even on the market. This is a complex composition of the positive rhombohedron and scalenohedron faces. It is disposed on a matrix with quartz crystals. A specimen for lovers of crystallography. The main crystal is: 4,9 x 4,7 x 3,8 cm. Fluorescence UVC & UVA