Features and how to make
.Short, thick, flat shaped crystals typically have black and Brown as a result of internal reflection. Color light grey color powder out over a mineral type that contains the elements manganese contamination. Color: dark red powder fraction pieces thin mineral is transparent. And Brown dyed red as a rocker with heavy ions. Because,Tantalum element type with high PT. contamination within the mineral content is weak, tr. Under wun fraemai There is a curved, concave half-cracks hanging; Cleavage is not obviously might look like a black Tin or similar tourmaline Crystal, but Crystal has an image, but they belong to a different system. That is always seen at the surface of the mineral usually contains parallel Groove thi. With Rd.PT. is higher than the tour comes hard to the floor melt nalom 5-NN5D5 League does not dissolve in acid.
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