igneous
Quartz Vein in Host Rock
Silicified matrix with hydrothermal quartz (SiO2)
AI-generated identification · may be incorrectHardness of 7 on the Mohs scale, vitreous luster, white to grey color, and conchoidal fracture.
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Physical properties
Hardness of 7 on the Mohs scale, vitreous luster, white to grey color, and conchoidal fracture.
Formation & geological history
Formed via hydrothermal fluid deposition filling fractures in pre-existing rock over millions of years.
Uses & applications
Used in mineral collecting, lapidary arts, and as a natural geological specimen.
Geological facts
Quartz veins are the primary source of hydrothermal gold deposits globally.
Field identification & locations
Easily identified by its high hardness, white coloration, and contrasting texture against the surrounding matrix.
