Nature's Building Blocks by Emsley John;

Author:Emsley, John;
Language: eng
Format: epub
Publisher: Oxford University Press, Incorporated
Published: 2011-08-15T00:00:00+00:00

Environmental element

Niobium in the environment

EARTH’S CRUST

20 p.p.m.

Niobium is the 33rd most abundant element.

SOILS

av. 24 p.p.m., maximum 300 p.p.m.

SEAWATER

0.9 p.p.t.

ATMOSPHERE

virtually nil.

Plants generally show only traces of niobium and many have none at all, although some mosses and lichens can have 0.45 p.p.m. However, plants growing near niobium deposits can accumulate the metal to levels above 1 p.p.m.

Chemical element

Data file

CHEMICAL SYMBOL

Nb

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