GRADE AND TONNAGE MODEL OF CREEDE EPITHERMAL VEINS

By Dan L. Mosier, Takeo Sato, and Donald A. Singer

COMMENTS The grade-tonnage model for this deposit type is built with data from districts. Gold grade is correlated with zinc grade (r = -0.52, n = 22). See figs. 107-112.

Figure 107. Tonnages of Creede epithermal vein deposits.

fig 107

Figure 108. Copper grades of Creede epithermal vein deposits.

fig 108

Figure 109. Lead grades of Creede epithermal vein deposits.

fig 109

Figure 110. Zinc grades of Creede epithermal vein deposits.

fig 110

Figure 111. Silver grades of Creede epithermal vein deposits.

fig 111

Figure 112. Gold grades of Creede epithermal vein deposits.

fig 112

DEPOSITS

Name Country

Animas USCO

Bonanza USCO

Casapalca PERU

Chavin PERU

Coco Mina NCGA

Colqui PERU

Creede USCO

El Tigre MXCO

Eureka USCO

Hosokura JAPN

Kata PERU

Lake City USCO

Los Mantiales AGTN

Madrigal PERU

Nogal USNM

Oe JAPN

Ogane JAPN

Ophir USCO

Pachuca-Real del Monte MXCO

Red Mountain USCO

Rio Pallanga PERU

Sai JAPN

Sneffels USCO

Telluride USCO

Toyoha JAPN

Uruachic MXCO

Yatani JAPN