Deep Sea Minerals - Vol 3 - Cobalt-rich Ferromanganese Crusts
Concentration of cobalt, nickel, and other metals of potential economic importance in ferromanganese crusts
Cobalt
Nickel
Rare Earth Elements
Copper
Molybdenum
Yttrium
Tellurium
North Paci c crusts
Atlantic crusts
South Paci c crusts
Indian Ocean crusts
Grams per tonne
6 200
4 000
1 000
100
1 tonne
Note: the area of the squares is proportional to the grams per tonne value for each mineral. For comparison purposes, the area of the entire page represents proportionally one tonne.
Source:modi ed fromHeinandKoschinski,2012
Figure 5 Concentration of metals of potential economic importance in ferromanganese crusts.
COBALT-RICH FERROMANGANESE CRUSTS 12
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