Tourmaline Pink and Orange Princess Cut 2.71 ct

Natural un-treated vivid pink and orange-yellow watermelon tourmaline princess cut. This stone does have inclusions.

VIDEO GREEN TOURMALINE

Certificate:…………None
Chemical Formula:…….Al6(BO3)3Si6O18(OH)4
Shape, Cut:………….Princess Cut
Size:……………….  8.1 x 7.4 x 5 mm
Weight:……………..  2.71 ct.
Color:………………Pinkish and Green
Hardness:……………7 – 7.5
Refractive Index:…….1.616 – 1.650
Transparency:………..Transparent
Double Refraction:…….018
Mineral Class:……….Tourmaline

Watermelon tourmaline is a variant of concentrically colour-zoned tourmaline. It’s characterised by its pinkish-red interior and green exterior, making it resemble a watermelon. The term ‘watermelon tourmaline’ was coined by George Robley Howe from Norway, Maine in the United States.