1945
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At the request of Mr. G. Lindesay Clark, Deputy Controller of Minerals Production, estimates have been made of the grade of ore likely to be delivered to the mill during the next two years under conditions of half-scale production. The methods of estimating tonnage and grade, as well as the resultant estimates, are discussed in this report.
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Report on mine maintenance, costs, equipment, employment, reserves, and workings.
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Results of a micropalaeontological examination of samples from the depth of 25 feet down to 563 feet.
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Report on mine maintenance, costs, equipment, employment, reserves, and workings.
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Report on mine maintenance, costs, equipment, employment, reserves, and workings.
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Report on mine maintenance, costs, equipment, employment, reserves, and workings.
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Report on mine maintenance, costs, equipment, employment, reserves, and workings.
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Report on mine maintenance, costs, equipment, employment, reserves, and workings.
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The geology, ore reserves, development, costs, and surface operations of the Iron King mine are discussed in this report.
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A visit was paid to Wiluna on July 28th and 29th, and an inspection made of the underground workings and of the plant. The extraction programme and production of arsenic at Wiluna are discussed in this report.