3mm to 4mm AAA 300ct 5 lines 16 to 20" Watermelon Tourmaline beads nec

Item Information

Dimensions (mm) 4 x 4 x 3mm
Weight (carats) 300 carats


‘The Best Gems on the Web’

Gemmological Association of Great Britain Corporate Member

Strung on a serapha which is an adjustable fabric chord - ready to wear!

Tourmaline Gemstone Information

Tourmaline is an extremely complex borosilicate that occurs in every color; more than 100 colors and still counting! As a result a range of chemical compositions occur; also many individual crystals show zones of multiple colors. The West was introduced to Tourmaline in 1702 when the Dutch first imported it from Ceylon.

Tourmaline Healing Propertiesthis gemstone promotes happiness, tolerance, objectivity and being well grounded as well as empathy, internal peace, positive attitude and internal strength.

Specifications of Tourmaline

Hardness on Mohs scale: 7-7.5 Toughness: Good

Luster: Vitreous Specific Gravity: 3.0-3.1

Refractive Index: 1.62-1.65

Cleavage: Difficult/Indistinct

General Chemical Formula: Various - It is a complex boro-silicate of Aluminium, Magnesium, Iron and copper.-

$999.95 USD

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Pricing & Details

Auction ID 574883
Watchers 11 watching
Viewed 4,616 times
Starts 10th May 2016 1:33pm PDT

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