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Tourmaline - Savannah - EmeraldThe name Tourmaline comes from the ancient Sinhalese word Turmali that means multi-colored.
Tourmaline is a gemstones family that appears in a wide range of colors. In fact the reason, according to Egyptian legends, is that on its way from the earth depths tourmaline passed through a rainbow.
There are tourmalines that display two or more colors side by side in the same stone. These stones refer to as bi-colored and tri-colored.
The tourmaline family can match a stone to every mood and occasion.
Enhancement code: E
Properties:
RI = 1.624-1.644
Hardness = 7-7.5
Specific gravity = 3.06
Species – tourmaline
Optic character – DR
Phenomena – chatoyancy, color change (rare)
Care:
Avoid high heat, which can alter color, and sudden temperature changes, which can cause fractures. Clean with warm soapy water. Mild detergents alcohol is also safe. Ultrasonic cleaners and steamers are risky
Major sources:
Afghanistan, Brazil, India, Kenya, Madagascar, Mozambique, Myanmar, Pakistan, Sri Lanka, Tanzania, US
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