Desert Rose
Gypsum (variety Selenite) or Barite, CaSO4·2H2O
Rock Type: mineral

Physical Properties
Hardness: 2.0 (Gypsum) or 3-3.5 (Barite); Color: Tan, sandy, or white; Luster: Pearly to dull; Crystal Structure: Monoclinic; Cleavage: Perfect; Specific Gravity: 2.3
Formation & Geological History
Formed in arid sandy conditions through the evaporation of shallow salt basins over hundreds to thousands of years, primarily in the Quaternary period.
Uses & Applications
Primarily used as decorative display pieces, in mineral collections, and as a focus for metaphysical or spiritual practices.
Geological Facts
The 'petals' are flattened crystals that incorporate sand grains during growth. They are one of the few minerals that literally grow in the shape of a flower due to unique evaporative forces.
Field Identification & Locations
Identify by its distinctive rose-like bladed cluster shape and sandy texture. Commonly found in the Sahara Desert, Mexico, and Oklahoma (where it is the state rock).
Identified on: 4/28/2026
Mode: Standard