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![]() Submitted By joanielspeak
Added on 11 August, 2007 InspirationNiobium is a shiny, white, soft, and ductile metal, and takes on a bluish tinge when exposed to air at room temperatures for a long time. DescriptionBlues and greens. ![]() ![]() |
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![]() |
![]() Submitted By joanielspeak
Added on 11 August, 2007 InspirationNiobium is a shiny, white, soft, and ductile metal, and takes on a bluish tinge when exposed to air at room temperatures for a long time. DescriptionBlues and greens. ![]() ![]() |
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