Watermelon Tourmaline

Watermelon Tourmaline crystal has a pink center and a green rim, or vice versa. Its color is similar to the pink flesh and green rind of a watermelon. Many other tourmalines are made up of two or more colors, individual crystals containing up to 15 different colors or shades.

Parti- and multicolored watermelon tourmaline is carved or cut and polished to show off the different colors to the best effect.

Occurrence

Watermelon Tourmaline is occurs in Brazil, Afghanistan, East Africa, South Africa, and many other localities.

Watermelon Tourmaline Properties

• Specific Gravity: 3.06
• Refractive Index: 1.62-1.64
• Birefringence (DR): 0.018
• Luster: Vitreous
• Crystal Structure: Trigonal
• Composition: Complex borosilicate
• Hardness: 7½

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Birthstone

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