mineral
Desert Rose
Gypsum or Baryte rosette (CaSO4·2H2O or BaSO4)
AI-generated identification · may be incorrectHardness of 2 on the Mohs scale for gypsum variants, displaying a distinctive rose-like cluster of flat crystal plates. Color ranges from white to tan and reddish-brown with a pearly to vitreous luster.
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Physical properties
Hardness of 2 on the Mohs scale for gypsum variants, displaying a distinctive rose-like cluster of flat crystal plates. Color ranges from white to tan and reddish-brown with a pearly to vitreous luster.
Formation & geological history
Formed through the evaporation of shallow, sulfate-rich saline basins or desert sand dunes over thousands of years. Often found in arid regions and deserts worldwide.
Uses & applications
Primarily collected as a decorative ornamental specimen and polished into display pieces.
Geological facts
These formations occur when wind-blown sand is trapped during the rapid crystallization of minerals in evaporating water. They are also known as sand roses.
Field identification & locations
Easily identified in the field by their unique petal-like crystal habit and association with arid playa lakes. Found globally in deserts like the Sahara and southwestern United States.
