SAMPLE OF HIGH QUALITY QUARTZ CRYSTAL MIXED WITH PYRITE CUBES THROUGHOUT ITS MATRIX. WE CAN ONLY SEE THE PYRITE CRYSTALS ON ONE SIDE, WHILE ON THE OPPOSITE SIDE WE HAVE THE CLEAN AND TRANSPARENT QUARTZ CRYSTAL.
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.
