sedimentary

Desert Rose (Baryte or Gypsum)

Barium sulfate (BaSO4) or Calcium sulfate dihydrate (CaSO4·2H2O)

AI-generated identification · may be incorrect

Hardness: 2 (Gypsum) or 3-3.5 (Baryte); Color: Tan, beige, or white; Luster: Vitreous to pearly; Crystal structure: Tabular crystals forming a rosette shape; Cleavage: Perfect; SG: 2.3 (Gypsum) to 4.5 (Baryte).

Hardness: 2 (Gypsum) or 3-3
Color: Tan, beige, or white
Luster: Vitreous to pearly

Identified July 13, 2026More sedimentary →

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Physical properties

Formation & geological history

Forms in arid sandy conditions through the evaporation of mineral-rich water. As the water evaporates, it leaves behind crystals that incorporate sand grains into their structure, resulting in a rose-like petal pattern common in desert regions worldwide.

Uses & applications

Primarily used as decorative specimens for collectors, in lapidary work, and sometimes as a flux in glassmaking if pure. Also used in spiritual/metaphysical practices.

Geological facts

The 'petals' are actually individual crystals that have trapped sand particles during growth. Despite their delicate floral appearance, these are entirely inorganic mineral formations.

Field identification & locations

Look for interlocking bladed crystals that appear to grow from a central point. Common in regions like the Sahara Desert (Algeria, Morocco), the Gobi Desert, and the Southwest United States (Oklahoma, Arizona).