Description
NATURAL SINHALITE FROM SRI LANKA
Colour : Greenish Brown
Weight : 2.15 Cts
Dimension : 8.1 x 7.4 x 4.9 mm
Treatment : Unheated
Shape: Oval
Species: Natural Sinhalite
Origin : Sri Lanka
Clarity : Clean
• CSL – Colored Stone Laboratory Certified
( Gemological Institute of America “GIA” Alumni Association Member )
Sinhalite is rare category borate mineral with formula MgAl(BO4). This Orthorhombic Crystal hardness is 6 1⁄2 – 7 according to the Mohs Hardness scale. This gemstone was first found in Sri Lanka in 1952. It was named from Sinhala – the Sanskrit name for Sri Lanka. This is also Biaxial (-) gemstone with Specific Gravity 3.475 – 3.5. also, It is a rare Gemstone.
Crystal System : Orthorhombic
Refractive Index : 1.665-1.712
Luster : Vitreous
Hardness : 6.5-7
Fracture : Conchoidal
Specific Gravity : 3.475-3.50
Birefringence : 0.035-0.037
Cleavage : None
Luminescence : None.
Transparency : Transparent
Formula : MgAlBO4
Pleochroism : Distinct: pale brown/greenish brown/dark brown.
Optics : a = 1.665-1.676; β = 1.697; γ = 1.705-1.712. (Sri Lanka = 1.669/1.702/1.706).
Optic Sign : Biaxial –
Sinhalite can be found in colours such as white to gray, grayish-blue or a shade of brown ranging from pale to dark and Pale pink, green, yellowish-green and brownish pink. Sinhalite can also be found in Madagascar, Tanzania and Myanmar. Sinhalite crytals are very rare.
In Sri lanka mostly found
Elahera, Balangoda, Nivithigala, Ratnapura, Avissawella, Embilipitiya.
Healing Properties 👇
This gemstone encourages the person to bring positive changes in him and inspires his ideas and thoughts. Sinhalite is a mineral that is linked with “magnesium (Mg)”, “aluminum (Al)”, “boron (B)” and “oxygen (O)”. Sinhalite is a stone that represents joy in everyday life, urging the wearer to try new things.