Sinhalite

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Physical & Optical Properties

Mohs Hardness 6,0 – 7,0
Specific Gravity 3,46 – 3,5
Refractive Index 1,665 – 1,712
Crystal System Orthorhombic
Luster Vitreous
Cleavage None
Fracture Conchoidal
Color various
Birefringence 0,036
Dispersion 0,018
Pleochroism Trichroism: green - light brown - dark brown

Mohs Hardness

Mohs Hardness: 6,0 – 7,0
1 Soft10 Hard

Crystal System

a b c Orthorhombic a ≠ b ≠ c, α = β = γ = 90°

Value & Market

Price Tier Moderate ($50-500/ct)

About Sinhalite

La sinhalita es un mineral de borato de magnesio y aluminio de color amarillo miel a marrón oliva, originalmente confundido con peridoto. Es una gema relativamente rara, facetada para coleccionistas y aficionados a gemas inusuales. Su nombre proviene de «Sinhala», el nombre antiguo de Sri Lanka, donde fue identificada por primera vez. También se encuentra en Myanmar y Tanzania. Posee buena dureza (6.5–7 en la escala de Mohs) y un brillo vítreo atractivo.

Jewelry Use

Durability 5/10

Science FYI Family

Frequently Asked Questions

What is Sinhalite?
La sinhalita es un mineral de borato de magnesio y aluminio de color amarillo miel a marrón oliva, originalmente confundido con peridoto. Es una gema relativamente rara, facetada para coleccionistas y aficionados a gemas inusuales. Su nombre proviene de «Sinhala», el nombre antiguo de Sri Lanka, don
What is the hardness of Sinhalite?
Sinhalite has a Mohs hardness of 6.0 to 7.0, making it moderate for use in jewelry.
What color is Sinhalite?
Sinhalite is primarily Various.
How much does Sinhalite cost?
Sinhalite falls into the Moderate ($50-500/ct) price range. Prices vary based on color, clarity, cut, and origin.
What is the crystal system of Sinhalite?
Sinhalite belongs to the Orthorhombic crystal system.

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