SPECTACULAR PIECE OF GREEN QUARTZ CRYSTALS FROM THE AREA OF MURCIA. HIGH QUALITY PIECE THAT MAKES IT VERY SPECIAL WITH THE LIGHT GREEN SHADE OF THE CRYSTALS AND WITH POINTS IN DIFFERENT DIRECTIONS. PIECE OF PRIVATE COLLECTION THAT WE NOW HAVE FOR SALE.
Quartz is the most common mineral, the most abundant that can be found on earth.
It is composed of silicon and oxygen with the formula SiO₂.
According to the Nickel-Strunz classification, quartz belongs to the class of oxides, while in the Dana classification, it is considered a tectosilicate.
There are multiple varieties of quartz, colors and types.
