Niobium

This category is also used for Columbium.
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Carbonatites of the world, explored deposits of Nb and REE

Data on 60 of the 527 known carbonatites in the world, providing reliable quantitative data on ore tonnages and grades of niobium and REE.

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Carbonatites of the world, explored deposits of Nb and REE; database and grade and tonnage models

Data on 60 of the 527 known carbonatites in the world, providing reliable quantitative data on ore tonnages and grades of niobium and REE.

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The sedimentary carbonate-hosted giant Bayan Obo REE-Fe-Nb ore deposit of inner Mongolia, China: A cornerstone example for giant polymetallic ore deposits of hydrothermal origin

Detailed geological and geochemical studies of this large deposit provided evidence for the origin and characteristics favorable for its formation and parameters necessary for defining giant polymetallic deposits of hydrothermal origin.

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