GRADE AND TONNAGE MODEL OF LATERITIC Ni

By Donald A. Singer

COMMENTS. Higher grades are typically associated with the silicate type. Numerous low-grade (less than l percent Ni) and low-tonnage deposits are not included. Nickel grade is correlated with tonnage (r = -0.3l). See figs. 189, 190.

Figure 189. Tonnages of lateritic Ni deposits.

fig 189

Figure 190. Metal grades of lateritic Ni deposits. A, Nickel. B, Cobalt.

fig 190

DEPOSITS

Name Country

Ambatory MDGS

Analumay MDGS

Barro Alto BRZL

Berong PLPN

Bhimatangar INDA

Blue Ridge PLPN

Br. Solomon Is. SLMN

Buka PLPN

Cabo Rojo PTRC

Cerro Matoso CLBA

Claude Hills AUSA

Cyclops INDS

Dinagat Is. PLPN

Euboea GREC

Exmibal GUAT

Falconbridge DMRP

Gag Is. INDS

Golesh Mt. YUGO

Golos YUGO

Goro NCAL

Greenvale AUQL

Hagios Ioannis GREC

Halmahera INDS

Ipaneme BRZL

Jacupuenga BRZL

Kaliapani INDA

Kansa INDA

Kauadarci YUGO

Laguney PLPN

Lake Joanina GREC

Leviso R. CUBA

Loma de Hierro VNZL

Long Point PLPN

Marlborough AUQL

Masinloc PLPN

Mayari CUBA

Moa Bay CUBA

Moorsom PLPN

Moramanga MDGS

Morro de Engenho BRZL

Mwaytung BRMA

Nepoui NCAL

New Frontier PLPN

Niquelandia BRZL

Nonoc PLPN

Obi INDS

Ora Banda AUWA

Orsk URRS

Pujada Pen. PLPN

Pomalea INDS

Poro NCAL

Poum NCAL

Pratapolis BRZL

Prony NCAL

Ramona-Loma CUBA

Riddle USOR

Rio Tuba PLPN

Sablayon PLPN

Sao Joaodo Piaui BRZL

Santa Cruz PLPN

Saruabi INDA

S.E. Kalimantan INDS

Sidamo ETHP

Simlipal INDA

Soroako INDS

Sukinda INDA

Suriagao PLPN

Taco Bay CUBA

Thio NCAL

Tiebaghi NCAL

Wingelinna-Daisy AUWA