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Topaz with Columbite
A rare Niobium and Tantalium mineral very difficult to find pure. Normally is mixed with Tantalite forming prismatic crystals, rarely acicular or fibrous .
Quite often we can see these needles-like forming a cluster or floating in the topaz like spears in the sky
From Minas Gerais, Brazil.
Size: 13.6x13.2x6.5 mm.
Weight: 7.90 ct.
CODE#5249
- Origin
- Brasile
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