
mineral
Milky quartz (likely rose quartz)
Quartz, silicon dioxide (SiO₂), commonly varietal rose quartz
AI-generated identification · may be incorrectMohs hardness 7; pale pink, translucent to semi-transparent, vitreous luster, hexagonal crystal structure, and no cleavage. The irregular piece shows conchoidal-to-uneven fracture and surface weathering or abrasion.
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Physical properties
Mohs hardness 7; pale pink, translucent to semi-transparent, vitreous luster, hexagonal crystal structure, and no cleavage. The irregular piece shows conchoidal-to-uneven fracture and surface weathering or abrasion.
Formation & geological history
Forms in silica-rich igneous and metamorphic environments, commonly in pegmatites and hydrothermal veins; rose coloration usually comes from microscopic inclusions or defects. Exact geological age cannot be determined from the photograph.
Uses & applications
Used for carvings, ornamental stone, lapidary material, and inexpensive jewelry; quartz is also important industrially in glass, electronics, and abrasives.
Geological facts
Quartz is one of Earth’s most abundant minerals and is piezoelectric. The specimen’s pale color and rough texture are consistent with common rose quartz or pink milky quartz, but photography cannot confirm the variety.
Field identification & locations
Identify by its glassy luster, hardness, lack of cleavage, and inability to scratch it with a steel knife; it should scratch ordinary glass. Common localities include Brazil, Madagascar, India, and the United States.
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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