SPECTACULAR PIECE OF QUARTZ CRYSTALS MIXED WITH HUBNERITA FROM THE PERU AREA. VERY ATTRACTIVE PIECE AND SURPRISING QUALITY OF THESE TWO TYPES OF MINERALS. PIECE THAT CANNOT BE MISSING IN YOUR COLLECTION.
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.
