mineral
Desert Rose (Barite Rose / Gypsum Rose)
Barium Sulfate (BaSO4) or Hydrous Calcium Sulfate (CaSO4%22H2O)
AI-generated identification · may be incorrectHardness 2-3.5 on Mohs scale; tan, beige, brownish-orange, or sandy yellow color; pearly to earthy luster; monoclinic/orthorhombic rosette-like cluster habit; perfect cleavage in base minerals; specific gravity 2.3-4.5 depending on composition.
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Physical properties
Hardness 2-3.5 on Mohs scale; tan, beige, brownish-orange, or sandy yellow color; pearly to earthy luster; monoclinic/orthorhombic rosette-like cluster habit; perfect cleavage in base minerals; specific gravity 2.3-4.5 depending on composition.
Formation & geological history
Forms in arid, sandy desert environments through the evaporation of mineral-rich shallow water basins. As water evaporates, crystals of barite or gypsum trap sand grains within their growing lattice, creating rosette-shaped clusters.
Uses & applications
Popular as decorative mineral specimens, lapidary curiosities, and metaphysical display pieces.
Geological facts
The petal-like formations are caused by bladed crystals growing outward from a central point, trapping surrounding sand grains inside. Desert roses are famous in regions like Oklahoma (where the barite rose is the official state rock) and the Sahara Desert.
Field identification & locations
Easily identified by its distinctive flower-like or rose petal cluster appearance made of sand-embedded crystals. Commonly found in desert regions including North Africa, Oklahoma, Texas, and Mexico. Collectors should avoid soaking gypsum roses in water as they can soften or degrade.
