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Size: 11x5x14 cms
The crystal's structure often forms in cubic or octahedral shapes
The iron oxide impurities in this carnelian give it its distinctive reddish-brown hue
followed by the precipitation of green minerals on the crystal surfaces
5-7 on the Mohs scale (which means it's very durable)
Black Tourmaline Sphere wyoming Size: 11x5x14 cmsSize: 8 diameter Weight: 894 grams Location: Madagascar Product Description: Black Tourmaline Sphere is a stunning mineral specimen from Madagascar, expertly carved into a perfect sphere. This beautiful piece showcases the natural beauty of Black Tourmaline, a popular mineral among collectors. Geological Information: Location: Madagascar, off the coast of East Africa Type: Black Tourmaline (Schorl) Formation: Formed in pegmatites and hydrothermal
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