Physical properties:
Mineral crystal systems, this family does not know exactly. By the radioactive element into a reason to interfere with the internal structure of crystals. However, there is a system call-Orlando, Crystal bikini with concave curved half crack and the crack filled shells to the rolls, not smooth. There are usually black, Brown, black and red sugar, thin slices of mineral debris along the edge. Mineral powder color, dark red to black in action. Semi metallic lustre Solid chrome ore mineral section, instead of the 6 bytes, Lam Ta highlights strong 6-6.5, PT. of Lam and 0.05 5.20 bytes instead of a list of over £ 7.95? 0.05 weight of ore will increase when there is a greater mix of tantalum.
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