Black Tourmaline Sphere wyoming making it a highly sought-after

making it a highly sought-after mineral among collectors

5-7 on the Mohs scale (which means it's very durable)

followed by the precipitation of green minerals on the crystal surfaces

The crystal's structure often forms in cubic or octahedral shapes

Black Tourmaline Sphere wyoming making it a highly sought-afterSize: 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