GRADE AND TONNAGE MODEL OF W VEINS

By Gail M. Jones and W. David Menzie

COMMENTS Data are for vein systems rather than for individual veins or mines. Some data are based on past production only. Xihuashan is the sole deposit from the Peoples Republic of China. See figs. 40,41.

Figure 40. Tonnages of W vein deposits.

Figure 41. Tungsten grades of W vein deposits.

DEPOSITS

Name Country

Carrock Fell GRBR

Chicote Grande BLVA

Grey River CNNF

Hamme District USNC

Isla de Pinos CUBA

Josefina AGTN

Kami BLVA

Los Condores AGTN

Montredon FRNC

Needle Hill HONG

Oakleigh Creek AUTS

Panasqueria PORT

Pasto Bueno PERU

San Martin AGTN

Storeys Creek AUTS

Xihuashan CINA