The Mining and Smelting Magazine, Band 7

acid amount apparatus average Banca bars Basset blast blast-furnaces bottom Camborne Caradon carbon Carn Brea charcoal charge Chiverton cinder clay Clifford Amalgamated coal coke Colliery Consols consumption containing Copper Cornish Cornwall cost Crown Copper cwts December declined deposit Devon district ditto East English exported fathom feet fuel furnace gold hearth heat Hütten improvement increased iron January Keates Laxey lead lixiviating lode machine Manufacture Marke Valley metal Metallurgical mineral Mining Company month Newton North oxide PATENTS Penclawdd petroleum pig-iron production puddling puddling furnaces pyrites quantity quartz quotations reduced refined regulus reverberatory furnaces roasting rock Rosewarne Seton shaft shares ships silver Slabs slag slate smelting South Crofty South Tolgus Spiegeleisen Staffordshire steam steel sulphur thlr tons trade Treskerby vats Wales washing West West Tolgus Wheal Wheal Busy Wheal Rose Williams zinc