Baroque Pearl
Biogenic Calcium Carbonate (Aragonite/Conchiolin)
Rock Type: mineral

Physical Properties
Hardness: 2.5-4.5; Color: Iridescent white/cream; Luster: Pearly (orient); Structure: Amorphous/microcrystalline layers; Specific Gravity: 2.60-2.85
Formation & Geological History
Formed organically within the soft tissue of a living shelled mollusk (freshwater or saltwater) as a defense mechanism against irritants.
Uses & Applications
Primary use in fine jewelry, specifically for necklaces, earrings, and pendants; also used in traditional medicine (pearl powder) and cosmetics.
Geological Facts
Unlike traditional spherical pearls, 'baroque' refers to their unique, non-symmetrical, and irregular shapes. No two baroque pearls are exactly alike.
Field Identification & Locations
Identify by its non-spherical shape and characteristic orient/luster. Found in mollusk farms or wild oysters/mussels in oceans and rivers.
Identified on: 5/1/2026
Mode: Standard