Beautiful Tourmaline by GIA

gia.edu/gem-enc...
Beautiful Tourmaline by GIA. What is tourmaline? Watch this video to learn how the tourmaline gemstone has a variety of exciting colors and one of the widest color ranges of any gem available in the market, making it a favorite of mineral collectors everywhere. Tourmaline, the October birthstone, comes in many colors, including the remarkable intense violet-to-blue gems particular to Paraíba, Brazil, and similar blues from Africa. View beautiful examples of blue tourmaline, green tourmaline, pink tourmaline, yellow tourmaline, red tourmaline and rubellite. Most green tourmaline gems are strongly pleochroic. Stones that show attractive colors in both directions-such as bright green in one and blue in another-are the most valuable.
Learn more about tourmaline with GIA's gem encyclopedia: www.gia.edu/tou...
• Tourmaline Quality Factors: www.gia.edu/tou...
• Tourrmaline Description: www.gia.edu/tou...
• Tourmaline Buyer’s Guide: www.gia.edu/tou...
• Tourmaline History and Lore: www.gia.edu/tou...
• Tourmaline Care and Cleaning: www.gia.edu/tou...
The Official GIA UA-cam Channel is a great resource for tourmaline knowledge
• Tourmaline From Africa: • Video
• Pleochroism in Tourmaline: • Video
• Tourmaline Schorl Crystal: • Video
• Bicolor Tourmaline: • Bicolor Tourmaline by GIA
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[@iosefgarcia7499]

#GIATourmalineParaiba The King. Saludos Cordiales .

[@syedmaricar9946]

Fine gemstones tourmalines.

[@stevenroebuck4814]

My favourite gem stone that and tanzanite

[@TuanPham-zl3ro]

Có lớn k

[@yogayoga3170]

How much ?

[@bingsam4143]

Heres in jaipur gems got stolen by rich peoples the most.... fun fact

[@bingsam4143]

The stone u are seeing us probably got stolen many times and probably kill some peoples but whoever purchase a expensive stone never knows the behind story.... gem industry is blood and crime industry