28 cts Bi-Color Tourmaline Carved Slice

Item Information

Dimensions (mm) 27 x 19 x 6mm
Weight (carats) 28 carats
Colors
No Treatment

28 cts Bi-Color Tourmaline Carved Slice

Slice has beautiful Bluish , Greenish and Pink Color Zones

Origin : Paprok Afghanistan

Natural-unheated

Mohs scale 7 - 7.5

Weight 28 cts

Size 27*19*06 mm

Tourmaline is a crystal silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline gem stones come in a wide variety of colors.Tourmaline has a variety of colors. Usually, iron-rich tourmalines are black to bluish-black to deep brown, while magnesium-rich varieties are brown to yellow, and lithium-rich tourmalines are almost any color: blue, green, red, yellow, pink etc. Rarely, it is colorless. Bi-colored and multicolored crystals are common, reflecting variations of fluid chemistry during crystallisation. Crystals may be green at one end and pink at the other, or green on the outside and pink inside: this type is called watermelon tourmaline. Some forms of tourmaline are dichroic, in that they change color when viewed from different directions.

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$249.00 USD

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Pricing & Details

Auction ID 927107
Watchers 1 watching
Viewed 319 times
Starts 4th May 2019 2:46am PDT

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