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Duotone aurora — cool blue brief on the left, soft violet sheet on the right for cargo details.
known for their rich brown tones with natural banding and subtle pattern variations
characteristic of smoky quartz
specifically in the dolomite and limestone rocks of the Chibuku Mine
Size: 8 x 7 x 6 Cm (Avg)
specifically in the Calcaire de Caen Formation
Black Tourmaline wyoming known for their rich brownSize: 10 X 5 X 7 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.