Tourmalinated Quartz | Octagon Cut | 17x13mm 13.3ct | Brazil Hubnerite This effect is caused by

This effect is caused by the interference of light within the layers of the stone

Dimensions: 41x31x18 mm / 1

This is an outstanding specimen Impact Melt Glass or "Flädle" glass coming from the Ries crater near Stuttgart Germany

6    inches

ground and polished slice

Tourmalinated Quartz | Octagon Cut | 17x13mm 13.3ct | Brazil Hubnerite This effect is caused byProduct Type: Tourmalinated Quartz Approx Weight (per piece): 13. 3ct Size: 17x13mm Shape: Octagon Cut Color: Colorless Clarity: Tourmalinated Clear Origin: Brazil Treatment: Natural No known treatment The appearance of Tourmalinated Quartz is characterized by clear or milky quartz with dark, thread like, or needle shaped inclusions of black tourmaline running through the stone. These inclusions can vary in density, giving each piece a distinct and