1 Tourmaline – Gems stone
Pink Color Tourmaline Specimen

Pink Color Tourmaline Specimen

Aquamarine Specimen,Crystal Tourmaline,Green Color Tormaline More »

Blue sapphire gemstone Specimen

Blue sapphire gemstone Specimen

Blue sapphire gemstone Specimen,sapphire crystal Specimen,Tourmaline Specimen,Crystal Tourmaline, More »

Tourmaline Cuts Shapes

Tourmaline Cuts Shapes

Tourmaline Cuts Shapes,Blue sapphire gemstone Specimen,sapphire crystal Specimen,Tourmaline Specimen, More »

watermelon Tourmaline

watermelon Tourmaline

watermelon Tourmaline,Blue sapphire gemstone Specimen,sapphire crystal Specimen,Tourmaline Specimen, More »

Blue sapphire gemstone Specimen

Blue sapphire gemstone Specimen

watermelon Tourmaline,Blue sapphire gemstone Specimen,sapphire crystal Specimen,Tourmaline Specimen, More »

 

Tourmaline

TOURMALINE

COLOUR : Clear,white,res,violet,yellow-brown,blue,black ,green,watermelon

COMPOSITION :[Na,K][Mg,Fe,Li,AI]3AL6[[OH,F]4/[BO3]3/Si6O18]

CRYSTAL STRUCTURE :Trigonal

HARDNESS :5-6specific gravity :2.9-3.4

LUSTER: Vitreous

TRANSPARENCY : Transparent to  opaque

METAPHYSICA:Wealth,friendship,Love

OTHER:Become electrostatically charged when rubbed

RUBELLITE ( Tourmaline)

Members of the tourmaline family of minerals have the basic craystal structure ,but occur in many colour .Rubellite (from the latin for red ) is the name given to the pink or red variety ,with rubi –red stones the most higly prized .Rubellite crystals are striated ,with a sriangular cross –section and a rounded out line .They may also occur with a fibrous habit ,and show a cat’s –eye when cut cabochon .

OCCURRENCE :RUSSIAN pink and red tourmaline occurs in weathered granitees .Others sits include Madagascar , the usa ,brazil ,Burma,and east Africa .

REMARK :The specific gravity of tournmaline varies with colored-dark red has a higher SGthen pink .

 

INDICOLITE  (Tourmaline)

Dark blue tourmaline is called indiolite or ,occasionally ,indiegolite.indicolite is often heat –treated to lighten its colour and produce a more attractive stone .

OCCURRENCE: AN important source for indolite is Siberia (Russia),where it occurs in yellow scalys formad from weatherd granites .Fine ,bright blue tourmaline has resently been found in Paraiba ,brazil .Other localities include madagacar and the usa .

REMARK :Alilac to violet –blue or redish blue variety (first found in Russia )is know as siberite .