INDEX. 
Page. 
Molybdenum, occurrence of. 172,225,484 
value of. 170 
Molybdite, description of. 123-124 
occurrence of. 4,114 
Monarch claim, location of. 478 
Monehiquite, abundance of. Ill 
analyses of. 9G, 104 
area covered by. 110 
composition of. 96 
description of. 95 
occurrence of.:. 3,273,368,417,339 
origin of. 56 
petrology of. 95-96 
photomicrograph of. 94 
Montana dike, location and description of. 480, 
485-486,489-490 
Montana vein, location and description of. 159, 
166,488-489,493 
Montreal Gold Mining and Milling Company, mines of.. 280 
Monument Gold Mining Company, mine of. 475 
Monument mine, description of. 475-476 
dike in. 476 
geology of. 476 
ore from. 476 
analysis of. 117 
veins in. 158,475-476 
workings of. 471,475 
Monument vein, character of. 475-476 
Moon-Anchor Consolidated Gold Mines, mine of. 297 
Moon-Anchor mine, description of. 297-305 
geology of. 300-301 
history of. 145,297-298 
location of. 5,148,297 
minerals in. 116,121,124,126,174 
ores of. 302-305 
oxidation in. 198 
production of. 148,298 
veins in, character of. 159,163,164,174,302,304-305 
water level in. 234,241,297,298,305 
change in, figure showing. 242 
workings in. 298 
plan of.•.. 299 
Moore, C. J., reports of. 233 
Moose dike, character of. 342,343 
Moose Gold Mining Company, mine cf. 341,369 
Moose mine, description of. 341-345 
dike in. 93,342 
fissures in. 153 
gas in. 254,258,260-261,345 
geology of. 342-343 
history of. 341-342 
location of. 5,148 
minerals in. 120,121,122 
ore of. 201,203,213,343-345 
analyses of. 172,202 
production of. 148,342 
section of, figure showing. 344 
silver in. 203 
veins of. 343,344 
water in. 345 
workings of. 342 
plan of. 343 
Morencite, description of. 129 
occurrence of. 114,129,200 
Morning Glory Gold Mining Company, mines of. 314 
Morning Glory group, location of. 314 
view of. 292 
509 
Page. 
Morning Glory mine, coal in.31,317 
coal in, analyses of. 31 
description of. 314-321 
geology of. 317 
history of. 314-315 
location of. 5,314 
ore from. 318-321 
photomicrograph of. 180 
veins of.317-318,319-321 
water level in. 240,321 
change in. 321 
figure showing. 242 
workings of. 315,317 
plan showing. 316 
Morning Glory Mining and Leasing Company, mines of. 314 
Morning Glory vein, location and description of. 320,321 
Morning Star mine, location and history of. 383 
Mountain Beauty claim, location of. 409,411 
Mountain Boy Gold Mining Company, mine of. 365 
Mountain Girl claim, location of. 347 
Mountain Monarch mine, minerals in. 122 
Mount Pisgah mining district, organization of. 130 
Mudd, W. S., on mine drainage. .. 10,233,247-249 
Murphy mine, description of. 403 
Murphy shaft, character of. 394,395 
Murray veins, location and character of. 302,304 
Muscovite, description of. 128 
occurrence of. 46,47,48,49,51,52,114,192 
Muscovite schist, analysis of. 53 
See also Schist. 
N. 
Nagyagite, description of. 116 
Natrolite, description of. 127 
occurrence of. 114 
Necessity claim, location of. 478 
Nepheline, description of. 127 
occurrence of. 58,61,67,86,103,114 
Newell tunnel, location of... 235,496 
New Haven Gold Mining Company, mine of. 345 
New Haven mine, description of. 345-346 
ore bodies in 
211,346 
production of. 345 
veins in. 158,346 
New Moon claim, location of. 297 
New vein, location and description of- 307,308,417-418,422 
New York tunnel, location and description of. 365 
New Zealand Mining Company, mine of. 404,406 
Nipple Mountain, rocks of. 58 
Nitrogen, excess of, danger from. 253 
occurrence of. 259-260 
Nolan tunnel, location and description of. 27.5-276 
Normandy shaft, location and description of. 283 
North Star dike, character of. 317 
North Star mine, dikes in. / ... 36 
workings of. 317 
North Star veins, location and description of.318,321 
Nosean, description of. 127 
occurrence of. 61,67,74,81,83,86,103,114 
0 . 
Ocean Wave claim, minerals on. 128,183 
Old Gold mine, geology of. 356 
location of. 148,355 
ore of.*. 356-357 
production of. 355 
veins of. 356-357 
13001—No. 54—06-34 
