VERY GOOD PIECE OF PLASTER (ROSA DEL DESIERTO) FROM THE AREA OF ALICANTE. GOOD FORMATION OF CRYSTAL STRUCTURES MIXED BETWEEN OF THIS VARIETY. MEDIUM SIZE PIECE THAT CANNOT BE MISSING IN YOUR COLLECTION.
Gypsum is a mineral composed of calcium sulfate.
It is a sedimentary rock of chemical origin. It is very common and can form sedimentary rocks.
The gypsum crystallizes into crystals with a prismatic, tabular shape and rhombic shape with beveled edges. It occurs in crystals, sometimes large and pointed at arrowheads or spearheads.
