Naturally Tourmalinated Quartz which is almost smoky with obvious signs of Black Tourmaline. It looks like a work of art (to me) on one face which has a natural sheen to it. Comes from the Zagi mountain area in Pakistan

Sits as per the photos

Weighs approx 74.5 grams
Measures approx 5.5cm x 4.5cm x 3.5cm