 | | Book | | impressive list of minerals, to wit: galena, silver, wolframite, molybdenite, pyrite, magnetite, haematite, cassiterite...Snelgrove 35 Mineralogy and Genesis of the Wolframite Ore Deposits in the Needle Hill Mine, Hong Kong...of economic importance have been found. Iron, wolframite, graphite, kaolin, and sometimes lead ore are...area was mined early in the present century, and wolframite during the Second World War and again between...world price was again high. Local kaolin or China clay was no doubt made use of long before the territory |  | | Report (issue) | | underground mines are particularly hazardous, but open-pit mines and even small open trenches can be dangerous...borate miner- selected as the “best small town als, clay minerals, diatomite, dolomite, fluorite, mainly... haul ore from the enor- mous Gold Strike open pit on the Carlin Trend. Newmont Mining Corporation’s...million years old or even younger. and platinum group minerals. Proterozoic rocks also contain mineralogically...molybdenum, lead, zinc, manganese, and platinum group metals. Polymetallic skarn deposits in the Mount |
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