Attractive discounts on selected Gems just contact us with the ref No. of the interested items: Hotline: 0094 714920402 Email: realitylanka06@gmail.com
(Apart from the items listed a wide range of Gems & jewelry could be arranged to be viewed practically from reputed institutions, if required) TOURMALINE
Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone can be found in a wide variety of colors,Tourmaline ( /ˈtʊərməlɪn/, -/iːn/ TOOR-mə-lin, -leen) is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone can be found in a wide variety of colors. Crystal class: Ditrigonal pyramidal (3m); H-M s... Mohs scale hardness: 7–7.5 Optical properties: Double refractive, uniaxial ... Cleavage: Indistinct.
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