Mohs hardness - 7-4.5, Refractive index - 1.624-1.644. Specific Gravity - 3.06. Tourmaline is a crystal silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline gem comes in a wide variety of colours. The name comes from the Sinhalese word "turamali" , which applied to different gemstones found in Sri Lanka. The most common species of tourmaline is schorl. It may account for 95% or more of all tourmaline in nature. The name dravite was used for for magnesium-rich (and sodium-rich) tourmaline from the village Dravograd (near Dobrova pri Dravogradu), is a part of the Republic of Slovenia. A lithium-tourmaline (elbaite) was from Utö, Sweden. Blue tourmaline is also known as Indicolite or Indigolit. Colourless Tourmaline - Achroite. Gem and specimen tourmaline is mined chiefly in Brazil and Africa. Some material suitable for gem use comes from Sri Lanka. In addition tourmaline is mined in Brazil, Tanzania, Nigeria, Kenya, Madagascar, Mozambique, Namibia, Afghanistan, Pakistan, Sri Lanka, and Malawi.
TOURMALINE - increases flexibility, happiness, objectivity, compassion and serenity. It also enhances tolerance and understanding. It is a stone that is very helpful for channeling. Tourmaline is also a very protecting stone. Tourmaline is often associated with the heart chakra, particularly watermelon tourmaline, where it opens one to accept love. Other colours of tourmaline are associated with the chakra of the same colour. BLUE TOURMALINE - is linked with peace, balance, eloquence and emotional purification.COLOURLESS TOURMALINE - brings contact with angelic realm. BLACK TOURMALINE - protects us from negative energy. BROWN TOURMALINE - encourages stability and practicality. GREEN TOURMALINE - to foster prosperity, success, general healing, strength, purification and communication. YELLOW TOURMALINE - brings heightened intelligence and spiritual awareness. VIOLET TOURMALINE - inspires meditation. PINK TOURMALINE - attunes us to love and opens the heart. MULTI-COLOURED TOURMALINE - teach us to live harmoniously with the whole range of humanity.
Tourmaline care: Wash with warm soapy water, Avoid harsh detergents, Never clean ultrasonically, Never steam clean.