Rock Identifier
Iron-Stained Quartz (Silicon Dioxide with Iron Oxide (SiO2)) — mineral
mineral

Iron-Stained Quartz

Silicon Dioxide with Iron Oxide (SiO2)

Hardness: 7 on Mohs scale; Color: Milky white to clear with orange/brown rusty staining; Luster: Vitreous (glassy); Crystal Structure: Hexagonal; Cleavage: Indistinct/Conchoidal fracture.

Hardness
7 on Mohs scale
Color
Milky white to clear with orange/brown rusty staining
Luster
Vitreous (glassy)
Identified More mineral

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Physical properties

Hardness: 7 on Mohs scale; Color: Milky white to clear with orange/brown rusty staining; Luster: Vitreous (glassy); Crystal Structure: Hexagonal; Cleavage: Indistinct/Conchoidal fracture.

Formation & geological history

Formed in hydrothermal veins or pegmatites where silica-rich fluids cooled and crystallized. The orange color comes from later iron oxide (hematite/limonite) staining due to weathering or mineral-rich water exposure.

Uses & applications

Used as a decorative landscape stone, in glassmaking when pure, as a source for silicon, and in jewelry/metaphysical practices.

Geological facts

Quartz is the second most abundant mineral in Earth's continental crust. Iron-stained specimens like this are often called 'Golden Healer' in the metaphysical community.

Field identification & locations

Identified by its ability to scratch glass and its orange/red surface coating. Common in gravel pits, mountain streams, and quartz veins worldwide. Look for a glassy interior if broken.