Mines and Minerals of the British Empire: Being a Description of the Historical, Physical, & Industrial Features of the Principal Centres of Mineral Production in the British Dominions Beyond the SeasE. Arnold, 1908 - 403 頁 |
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alluvial asbestos average Bendigo Boulder British Columbia Broken Hill Burma carats cent centre Ceylon Chinese coal Cobalt Colony Company concentrates Coolgardie copper costs country rock Creek crushing cyanide deposits depth diamonds discovery district dividends dredges efficiency exploitation favour feet field furnaces Geological Survey gold gold-fields gold-mines Government grade ground importance inches industry iron Kalgoorlie Kimberley Klondike labour lode Malaya manager ment metal methods mica miles mill mineral mining Mount Bischoff Mount Lyell Mount Morgan native nickel occur Ontario operations ore-bodies output pioneers plant production profit properties prospectors prospects pyrites quartz Queensland railway Rand records reefs Rhodesia rich River rock Rossland schists shaft silver slime smelters smelting South Africa South Wales stones stoping sulphide surface Tasmania timber tion to-day tonnage tons Transvaal tube-mills underground veins Victoria wages Waihi West Western Australia width yield Zealand Zeehan zinc