gemstone
Larimar
Pectolite (Sodium Calcium Silicate Hydroxide, NaCa2Si3O8(OH))
AI-generated identification · may be incorrectHardness: 4.5 to 5 on the Mohs scale; Color: White, light blue, green-blue, deep blue; Luster: Vitreous to silky; Crystal Structure: Triclinic; Cleavage: Perfect in two directions; Specific Gravity: 2.74 - 2.88
- Hardness
- 4
- Color
- White, light blue, green-blue, deep blue
- Luster
- Vitreous to silky
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Physical properties
Hardness: 4.5 to 5 on the Mohs scale; Color: White, light blue, green-blue, deep blue; Luster: Vitreous to silky; Crystal Structure: Triclinic; Cleavage: Perfect in two directions; Specific Gravity: 2.74 - 2.88
Formation & geological history
Formed in volcanic cavities (vesicles) within Miocene-aged basaltic andesites and lavas through hydrothermal alteration and deposition of pectolite-rich solutions.
Uses & applications
Primarily used in jewelry making, carved decorative items, and as a collectible gemstone.
Geological facts
Larimar is rare and found in only one place on Earth. It is also known as the 'Atlantis Stone' due to a psychic's claim that the Dominican Republic was part of the lost continent.
Field identification & locations
Easily identified by its unique mottled white and blue oceanic patterns resembling sunlight dancing on Caribbean water. Found exclusively in the Barahona province of the Dominican Republic.
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