mineral
Clear Quartz
Silicon dioxide (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, clear or white color, vitreous luster, hexagonal crystal structure.
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Physical properties
Hardness of 7 on the Mohs scale, clear or white color, vitreous luster, hexagonal crystal structure.
Formation & geological history
Forms in all temperature ranges in igneous, sedimentary, and metamorphic rocks, often precipitating from silica-rich hydrothermal solutions.
Uses & applications
Used in electronics, optics, glassmaking, jewelry, and metaphysical practices.
Geological facts
Quartz is the second most abundant mineral in Earth's continental crust and exhibits piezoelectric properties.
Field identification & locations
Identified by its hardness, conchoidal fracture, and hexagonal crystal form, common worldwide.
More like this
Other mineral specimens
Gneiss or Schist
Gneiss or Mica Schist with Garnet
Metamorphic
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
sedimentary
Epidote
Epidote | Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)
metamorphic
Pegmatite with Tourmaline and Quartz
Igneous Pegmatite
igneous
Granite
Granite (Phaneritic intrusive igneous rock)
igneous
Septarian Pebble
Septarian nodule / Concretion
sedimentary