Baroque Pearl

Biogenic Calcium Carbonate (Aragonite/Conchiolin)

Rock Type: mineral

Baroque Pearl

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