metamorphic
Inspirational River Stone (Quartzite)
Metamorphosed Quartz-rich Rock (Quartzite) with SiO2 composition
Hardness: 7 on Mohs scale; Color: Tan/Brown with engraved yellow lettering; Luster: Vitreous to waxy (polished); Texture: Smooth, rounded cobble; Cleavage: None.
- Hardness
- 7 on Mohs scale
- Color
- Tan/Brown with engraved yellow lettering
- Luster
- Vitreous to waxy (polished)
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Physical properties
Hardness: 7 on Mohs scale; Color: Tan/Brown with engraved yellow lettering; Luster: Vitreous to waxy (polished); Texture: Smooth, rounded cobble; Cleavage: None.
Formation & geological history
Formed from the metamorphism of quartz sandstone under intense heat and pressure, then naturally weathered and rounded by river water action.
Uses & applications
Decorative gift, meditation aid, paperweight, and landscaping garden décor.
Geological facts
These stones are often commercially tumble-polished and engraved with 'inspirational' words like Dream, Hope, or Faith for the gift market.
Field identification & locations
Identify by its extreme hardness (cannot be scratched by steel) and smooth, water-worn texture. Commonly found in riverbeds or craft stores.
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