INDEX

Accidents, 104 Adit, advantages of, 97, 100, 101, 104 Adit, defined, 95 Ajax mine, 200 Alaska, 8, 44, 67, 123 Amortization, 151 Anaconda mine, 44, 119 Arizona, 77 Australia, 26, 125 Bancroft, Geo., 160 Bankets, 116 Bassick mine, 112 Batea, 64 Bingham Cañon Dist., 73 Black Hills, 33, 74 Blanket vein, 111 Brazil placers, 8, 67 Buried placers, 61 Butte District, 44, 183 Cages, 102 California mining, 26, 31, 42, 61, 67 Camp Bird mine, 33, 121 Canadian mining claims, 54, 55 Capitalization, 140, 216 Charleton, A. G., 16 Chimneys, 112 Churn drilling, 65 Climatic influences, 83 Coal mining, 20, 23 Coal washing, 17 Colorado Fuel & Iron Co., 183 Colorado lode claims, 52 Comstock lode, 43, 91, 99 Concentration, 13, 156 Consulting engineer, 165 Copper mining, 24, 43, 73 Copper, price of, 175 Cornwall, 25, 122 Cost of patenting claims, 58 Cradle, 64 Cripple Creek District, 91, 109, 112, 125, 193, 196, 200, 214 Crosscuts, 96 Custom treatment, 210 Dead work, 79 Dikes, 108 Directors' functions, 163 Dividends of N. Amer. mines, 216 Dry placers, 71 Egypt, 22 Ely District, 74 Esperanza mine, 125 Examination of mines, 130, 191 Exploitation, 79, 166 Extralateral rights, 53 Failures in mining, 190 Gash veins, 111 Gangue, 118 Giants, 68 Gold, price of, 170 Gold production, 30 to 38 Golden Fleece, explained, 24 Grab samples, 167 Greece, mining in, 25, 122 High-grading, 126, 195 Homestake mine, 33, 123 Hoover, H. C., 162 Hydraulicking, 68, 70 Inclines, 95, 100 Incorporation, 140 Iron ore prices, 176 Joplin District, 13, 91 Kansas coal mining, 5 Kemp, Jas. F., 18 Kentucky lead mining, 8, 85 Keweenaw Peninsula, 116 Kimberly diamond mines, 43, 112, 127 Labor considerations, 84, 85 Lead, prices of, 178 Leadville, 44, 114, 150, 201, 205 Leasing, 195 Leonard, P. A., 186 Life of a mine, 92, 150 Lode defined, 51, 109, 110 Long tom, 65 Low-grade mining, 122, 200 Machinery, 89, 154 Management, 162 Mass, defined, 113 Metallurgy, 14 Mexico, 34, 43, 125 Mexican mining claims, 55 Milling, 14 Mine accounts, 179 Mine, definition of, 4, 8, 20 Mine promotion, 134, 139, 146, 186 Mine reports, 168 Miner's licenses and certificates, 55 Miner's pan, 64 Mine sampling, 130, 167 Mine timbers, 188 Mining, defined, 20, 80 Mining engineer's functions, 164, 191 Mining plants, 105, 154, 155, 157, 160 Minnesota iron ranges, 6, 42, 72, 127 Monitors, 68 Mount Morgan mine, 6, 73 Nevada Cons. Copper Co., 6, 74 New Zealand, 61 Nickel mining, 34, 43 Nickel, price of, 174 Ore defined, 18, 19 Ore deposition, 117 Ore dressing, 14, 16 Ore in sight, 131 Ore reserves, 131 Oroya-Brownhill mine, 125 Open pit mining, 72 Ophir, location, 24 Pertinencia, 56 Placer dredging, 66, 153 Placer defined, 60 Placering, 14 Platinum mining, 33 Platinum, price of, 172 Political considerations, 87 Porphyry mines, 76 Portland mine, 182, 200 Prospecting, 39 Prospects, 148 Prospect drilling, 65 Prospectuses, 186, 188 Quicksilver mining, 43 Quicksilver, price of, 178 Reddington mine, 43 Reddington, P. G., 198 Reefs, 116 Richard, R. H., 15 Rickard, T. A., 127 Riffles, 68 Robinson mine, 128 Rocker, 64 Roosevelt tunnel, 196 San Juan Region, 33, 99, 153 Secondary enrichment, 119 Secrecy in operations, 183 Shafts, 94, 98, 100 Silver, price of, 172 Silver production, 36 Skips, 102 Slope, defined, 95 Sluices, 68, 69 Sorting, 14 South Africa, 24, 33, 35, 128, 149 Spain, 122 Spurr, J. E., 120 Steam shovelling, 7, 72 Stock, defined, 112 Stratton's Independence mine, 194, 200 Stripping, 75 Sudbury district, 43 Supplies, mine, 87, 88 Surveyor-General offices, 58 Sutro tunnel, 99 Tin, price of, 173 Title to property, 81 Tonopah district, 13, 150 Topographical considerations, 82, 99 Transportation considerations, 82, 194 Transvaal, 13, 91 Treadwell mine, 44, 123 Treasury stock, 144 Treatment monopolies, 210, 214 Tungsten, price of, 174 Tunnel, defined, 94 Unionism, 85 United Verde mine, 182 U. S. Bureau of Mines, 28 U. S. coal claims, 47, 48 U. S. Forestry service, 197 U. S. lode claims, 46, 51 U. S. mineral output, 32 to 37 U. S. mineral surveyors, 56, 58 U. S. placer claims, 49 U. S. Postal Dept., 138, 189 Utah Copper Co., 6, 73 Van Hise, C. R., 115 Vein, defined, 107 Wallace, J. P., 150 Wallaroo mine, 43 Wasp No. 2 mine, 74 Wildcatting, 137, 193 Williams, Percy, 191 Zinc, price of, 177