Bicolour tourmaline Crystal - Height: 22 mm - Width: 19 mm- 20 g - (1)

If you mean bicolour tourmaline crystals, they’re tourmaline crystals showing two distinct colours in the same crystal, often with a sharp or gradual colour transition. Common combinations include: Pink + green — especially prized and often called watermelon tourmaline when the colours are arranged concentrically. Green + blue Blue + pink Yellow + green Black + green They’re particularly valued when the colour boundary is natural, well-defined, and the crystal is transparent with good lustre. From Afghanistan Weight : 20 grams Sizes : 22x19x19mm

Estimation:€160

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