
mineral
Quartz Crystal Fragment
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectMohs hardness of 7, white to clear color, vitreous luster, hexagonal crystal system, and conchoidal fracture.
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Physical properties
Mohs hardness of 7, white to clear color, vitreous luster, hexagonal crystal system, and conchoidal fracture.
Formation & geological history
Forms in hydrothermal veins and pegmatites through the precipitation of silica-rich solutions over geological timescales.
Uses & applications
Used in electronics, oscillator clocks, glass manufacturing, and as a popular specimen for mineral collectors.
Geological facts
Quartz is one of the most abundant minerals in Earth's continental crust and exhibits strong piezoelectric properties.
Field identification & locations
Identified by its high hardness, lack of cleavage, and characteristic crystal habit; found worldwide in diverse geological settings.