Black Tourmaline Black Tourmalin:A-700 gram specifically in the dolomite and

specifically in the dolomite and limestone rocks of the South China Fold Belt

The Kimberley region is renowned for its exceptional geological history

Weight : 100-150 Gram (Avg)

Size: 12x4

Weight:  2 Kgs

Black Tourmaline Black Tourmalin:A-700 gram specifically in the dolomite andSize: 7. 5 X 11 Cm (Avg) Weight: 700 1000 Grams Avg Location: India Product Description Black Tourmaline is a deep black boron silicate mineral known for its natural striated crystal structure. This material features a polished top head while retaining its natural rough body, highlighting both the crystal texture and polished finish. Sourced from India, it has a hardness of 77. 5 on the Mohs scale, making it durable for display and decorative use. The