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