Tourmaline or any colour effects Venus ( sukra ) and respectively for different planets depending on its colour. Green = Venus + Mercury ( Budha ) Yellow = Venus + Jupiter ( guru ) Blue = Venus + Saturn ( Sani ) Brown = Venus + RahuPink = Venus + Sun(Surya) & Mars(Mangal) White = Venus + Moon (Chandra) Green Tourmaline is very good for students and businessmen. Pink is for the people who feel isolated in life and find no wish / way to live. TOURMALINE White / Yellow / Pink / Brown / Black / Green / Blue Colours available.

• Crystal Structure : Trigonal.
• Composition : Complex Borosilicate.
• Hardness : 7.5
• Planet : Venus (Sukra) and planet based on colour, Green for sukra and budha, Blue for sukra and sani.
• Availability : U.S.A., Brazil, Burma, Africa, India.
• Specific Gravity : 3.06
• Refractive Index : 1.62-1.64
• Double Refraction : 0.018
• Lustre : Vitreous.
• Metal : Silver.
• Process : Process to followed like wise for which planet it is used for.
• Say Green : Process to followed like Emerald.