SPECTACULAR FLUORITE CRYSTALS FROM LA VIESCA (ASTURIAS) PIECE OF THE PRIVATE COLLECTION OF MINERALPRIX (Xavi Clusella) THAT WE NOW OFFER FOR SALE. VERY HIGH QUALITY PIECE. MAIN GLASS 4.5 CENTIMETERS. IN THIS PIECE WE CAN OBSERVE THE CRYSTALLINE QUALITY OF THE FLUORITE WITH A LIGHT BLUE TONALITY THAT MAKES THIS PIECE VERY SPECIAL, APART FROM THE ACTUAL MINES ARE CLOSED AND NO MORE PIECES CAN BE EXTRACTED.
Fluorite is a group III mineral (halogenides) that, according to the Strunz classification, forms the elements calcium and fluorine.
Its structure belongs to the cubic system, and it is presented with a cubic, octahedral and rhombododecahedral habit.
Fluorite exhibits physical properties of thermoluminescence and fluorescence.
In industry, it is mainly used in iron and steel metallurgy. It is used as a source of fluorine and hydrofluoric acid, also in the enameling of ceramics and in the manufacture of optical glass.
The beauty of the specimens makes it a highly appreciated mineral by museums and private collectors.
