Black Tourmaline fossils Composition: Chalcedony (a form of
Description
Composition: Chalcedony (a form of quartz)
creating a striking contrast of colors
Weight: 261 Grams Box Weight
rounded formations resembling bunches of grapes
This description highlights the scientific significance and geological context of the Ammonite (Cleoniceras) fossil
Black Tourmaline fossils Composition: Chalcedony (a form ofSize: 20. 5 X 9 X 10 Cm (Avg) Weight: 4 Kg (Avg) Location: India Product Description Black Tourmaline is a common variety of tourmaline known for its deep black color and striated crystal structure. It typically forms in elongated, prismatic crystals with natural vertical lines along the surface. Composed of complex boron silicate minerals, it has a hardness of 77. 5 on the Mohs scale, making it suitable for both jewelry and decorative use. It is
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