\ 
t 
INDEX. 
516 
Page. 
War Eagle and Ramona mine, location of. 302 
ore bodies in. 211,363 
production of. 362 
veins of.... 363 
workings of. 362 
War Eagle vein, character of. 156,362 
Washington mine, locating of. 4,132, 450 
ore in. 461 
Water, hot ascending, composition of. 217-225 
deposition by. 8-9,226-231 
depth of. 226 
mode of. 228-231 
time of. 226-227 
source of. 227-228 
tem pe ratu re o f.-. 226 
See also Metasomatism; Hydrometamorphism. 
Water, underground, character of. 239 
decrease of, with depth. 248-249 
drainage of. 235-238,239-251 
by El Paso tunnel. 237,243 
figure showing. 236 
features of. 9-10,233-251 
level of... 233-234 
changes in.. 239-246 
plate showing. 242 
occurrence of. 279 
source of...,. 238-239 
storage of. 238 
temperature of. 239,270 
See also particular mines; Alteration; Oxidation; 
Metasomatism; Hydrometamorphism; 
Tunnels; Water level; Drainage. 
Water level, depth of. 197,233-234 
effect of drainage on. 239-246 
oxidation and, relations of. 198-199 
positions of. 7,9-10,197,234,239 
diagrams showing. 236,242 
See also Oxidation; Tunnels; Drainage; Water, 
underground. 
Wavellite, description of. 126 
occurrence of.. 4,114,176 
West Bobtail vein, location and description of. 452, 456 
West Independence vein, location and description of .. 452, 
456, 458 
West veins, location and description of. 411,471, 475 
West Victor vein, location of. 388,392 
Whisper block, development of. 370-371 
ore in. 211 
veins in. 371 
figure showing. 371 
Whisper vein, location and description of. 371 
Wild Horse mine, description of. 366-367 
gas in..,... 254,261 
location of. 149,366 
minerals in. 125 
ore in. 367 
oxidation in. 197 
production of...• 149 
veins in. 160,163,206,366-367 
water level in. 240 
workings of. 366 
Wild Horse vein, location and description of_ 362,366-367 
Wilkinson shaft, location of. 423 
Page. 
Willis, F. A., on Hull City mine veins. 413 
Wilson claim, location of.. 403 
minerals on.. 122 
Wilson Creek, placers on.. 152 
Wilson vein, location and description of. 393,397, 402-403, 411 
Winkler, Cl., on exhaust air. 253 
Winze vein, character of.—... 413,414 
Wisconsin mine, workings of. 433 
Womack, Robert, gold found by. 4,130-131 
Womack gneiss, description and petrology of. 48-50 
Wonderland claim, location of. 461 
Wood, H. T., gold discovered by. 130 
Woods Investment Company, mines of. 288, 
358,366,370,386, 404 
Wood vein, character of. 417,421 
Workings, underground, plans showing.26, pocket 
See also particular mines. 
Work Mining & Milling Company, mines of. 314 
Work vein, location and description of. 163, 
173,179,210,309,311,312,326,328 
World’s Fair claim, location and description of. 285 
W. P. H. mine, description of... 288-289 
location of. 149,288-289 
minerals in. 118,120,121,191,192 
ore of. 171,200,289 
production of.i. 289 
veins of.’.... 160,166,200,210,289 
workings of. 289 
W. P. H. vein, character of. 288,289 
Wrockloff mine, description of. 399 
dikes in... 393,399 
ore of. 399 
veins of, stereogram showing. 211,393 
Y. 
Yellow Bird claim, minerals on. 122 
Z. 
Zenobia mine, description of. 401-402 
location of. 5,380, 401 
minerals in. 115,123 
ore of. 400,401-402 
oxidation in. 198,201 
production of. 380,401 
rocks in. 34 
veins of, character of. 149,166,198,212 
workings of. 401 
Zenobia vein, character of. 400, 401-402 
Zeolite, occurrence of. 192 
Zinc, occurrence of. 225 
Zinc blende, occurrence of. 7,121,169,172,174,176,184,185,191, 
195,212,273,210-282,289,375-377, 379, 414, 418, 422, 428 
oxidation of. 200 
value of. 170 
Zinc-lead veins, occurrence and description of. 182 
Zircon, description of. 123 
occurrence of. 49,64,77,114,194 
Zoe mine, location and description of. 358-361 
shaft of. 358 
section through, figure showing. 351 
Zoisite, occurrence of. 55 
