Index

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	626 GENERAL	INDEX.

	Mountains. page Formation of ........................... 595 Mt. Bermius. GoldMinesof .......................... 26; 27 Mt. Laurion, Mines of ... 27 ; 27—29 ; 391 Crushing and concentration of ores 281 Cupellation.............................. 465 Mining law .............................. 83 Smelting appliances .................. 366 Xenophon on........................... β Mt. Sinai. Ancient copper smelting ............ 365; 402 Muffle Furnaces .............. 224—228; 239 Muffles........................... 227; 239; 222 Refining silver.......................... 489—490 Mühlberg, Battle of ................. X. Murrhina (see Chalcedony). Muskets.................................... 11 Mycenae. Copper.................................... 402 Silver-lead smelting .................. 391 Names of Mines ........................ 42 Naphtha.................................... 581 Native Copper........................... 109 Native Iron .............................. 111 Native Minerals........................ 107 Native Silver ........................... 269; 109 Natron *(see Nitrum).* Neolithic Furnaces ................... 366 Neusohl, Method of Screening Ore 290 Newbottle Abbey ..................... 35 Nitocris, Bridge of.................... 391 Nitric Acid *(see also Aqua valens) ...* ............... 439—443; 460; 439; 354 Assay parting gold and silver...... 248 Testing silver regulus with ......... 449 Use in cleaning gold dust............ 396 Nitrum (see also Soda) .................. 558; 110 Nomenclature........................... I; 267 Mining law .............................. 77 ; 78 Mining officials ........................ 77; 78 Notici ....................................... 388 Conveyance of ore..................... 169 Normans. Mining Law in England ............ 86 Notary ..................................... 94; 78 Nubia. Early gold-mining..................... 399 Nuremberg, Scale of Weights .... 264 Obolus ....................................... 25 Ochra nativa................................ 111 Ochre Yellow........................... 111 Offenbrüche (see Furnace Accretions). Olynthus. Betrayal to Philip of Macedon...... 9 Operculum .................................. 441; 222 Orbis ......................................... 141; 137 Ore (see various metals, Assaying, Mining, etc.). Ore Channels *(see Canales),* Ore Deposits, Theory of ... XIII ; 43—53 Ore Dressing............................. 267—351 Burning.................................. 273 Hand spalling .......................... 271—272 Sorting ................................... 268—271 Orguia................................. 78; 78; 617 *Orichalcum (see Aurichalcum)* Orpiment............................. 111; 1; 222 Colour of fumes........................ 235 Harmful to metals .................... 273 Indication of gold, etc............... 116 Roasted from ore ..................... 273 Use in assaying ........................ 237 Outcrops .................................. 68; 43 Ox-blood in Salt Making ........... 552 Pactolus, Gold Sands of............ 27 Park's Process .......................... 465 Parting Gold from Copper ......... 462—464 Parting Gold from Silver ......... ........................ 443—460; 458—463 Antimony sulphide ................... ............... 451—452; 451—452; 461	PAGE Parting Gold from Silver. Cementation... 453—457; 453—454; 458 Chlorine gas ............................ 458; 462 Electrolysis.............................. 458; 462 Nitric acid ...... 443—447; 443; 447; 460 Nitric acid (in assaying) ............ 247—249 Sulphur and copper ... 448—451 ; 448 ; 461 Sulphuric acid.......................... 458; 462 Partitions................................. 493 Passau, Peace of....................... IX. Passus....................................... 616; 78 Patio Process ........................... 297—298 Pattinson's Process .................. 465 Peak, The (see High Peak). Pentremites ................................. 116 Pergamum. Brazen ox of ........................... 11 Mines near .............................. 26; 27 Peripatetics.............................. XII. Theory of ore deposits ............. 47; 44 View of wealth ........................ 18 Persians. Ancient mining law .................. 83 Pes .......................................... 616; 78 Pestles .................................... 231 ; 483 Petroleum ................................ 681—582 Phalaris. Brazen Bull of.......... 11 Philosophy. Knowledge necessary for miners... 3 Phoenicians. Copper and bronze.................... 402 In Thasos................................ 24 Tin......................................... 411—412 Picks ........................................ 152—153 Pickscheifer (see Ash-coloured Copper). Placer Mining....................... 321—348 Pleigeel (see Lead Ochre). Pleiweis (see White-lead). Pleygang Vein .......................... 42 Plumbago ................................... 110 Plumbum candidum ............... 110; 3; 473 Plumbum cinereum........................ 111; 3 Plumbum nigrum lutei coloris........... 110; 3 Plummet Level. Standing ................................. 143; 137 Suspended ..................... 145; 146; 137 Pockets in Alluvial Stuices ...... 322—330 Poisonous Fumes (set Fumes). Poland. Cupellation.............................. 483 Lead ore washing ..................... 347 Lead smelting ........................... 392 Poletae, Tablets of the................. - 83 Poling Copper ......... 531—638 ; 536—536 Pompeiopolis. Arsenic mine at........................ 111 Pompholyx.................. 394; 113—114; 403 From copper refinings ............... 538 From cupellation ...................... 476 From dust-chambers.................. 394 From roasting ore..................... 278 Poisonous................................ 214; 216 Used for brass making............... 410 Porcelain Clay.......................... 115 Potash ............ 558—559; 558; 233; 220 In Sal artificiosus ..................... 463 Pottery, Egyptian..................... 391 Potosi....................................... 298 Pozos de Anibal, Los .................. 42 Pous.......................................... 617; 78 Praefectus cuniculi........................ 78 Praefectus fodinae (see Mine Manager). Praefectus metallorum (see Mining Prefect). Praeses cuniculi........................... 78 Praeses fodinae (see Mining Foreman). Precious and Base Metals ......... 439 Primgap .................................... 80 Procurator metallorum ................... 83 Prospecting .............................. 35 Proustite .............................. 109 Pumps .............................. 171—200; 149 Chain...................................... 171—175 Rag and chain.......................... 188—200

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