
mineral
Pink Quartz Grains
Silicon Dioxide (SiO2)
AI-generated identification · may be incorrectHardness: 7 on Mohs scale; Color: Pink to rosy; Luster: Vitreous to dull in raw form; Crystal Structure: Hexagonal (trigonal); Cleavage: None (conchoidal fracture); Specific Gravity: 2.65
- Hardness
- 7 on Mohs scale
- Color
- Pink to rosy
- Luster
- Vitreous to dull in raw form
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Physical properties
Hardness: 7 on Mohs scale; Color: Pink to rosy; Luster: Vitreous to dull in raw form; Crystal Structure: Hexagonal (trigonal); Cleavage: None (conchoidal fracture); Specific Gravity: 2.65
Formation & geological history
Commonly forms in igneous pegmatites or hydrothermal veins. The pink color is often attributed to trace amounts of titanium, iron, or manganese, or microscopic inclusions of other minerals.
Uses & applications
Used primarily as decorative stone, in lapidary work for jewelry, and as a popular specimen for crystal collectors.
Geological facts
While rose quartz is famous for forming in large masses, individual crystals of pink quartz are exceptionally rare. Most pink quartz found in nature is 'massive' rather than 'crystalline'.
Field identification & locations
Identify by its hardness (will scratch glass), lacks cleavage, and its distinctive translucent pink hue. Often found in gravel beds or near granite outcroppings.
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Other mineral specimens
Gneiss or Schist
Gneiss or Mica Schist with Garnet
Metamorphic
Sandstone (with potential mineral staining/concretions)
Arenite (SiO2 based)
sedimentary
Tumbled granite
Granite, a coarse-grained felsic intrusive igneous rock
igneous
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