The Mineral Industry Volume N . 21

The Mineral Industry Volume N . 21

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1913 edition. Excerpt: ...ores) to Europe for refining. The majority of the output comes from the mixed lead-zinc ores of Broken Hill; hence a statement of tonnage mined has little significance. Total exports from the Commonwealth of Australia, during 1912, are officially reported as follows: Argentiferous lead ore, 326,116 cwt.-- 214,304; pig lead, 1,438,681 cwt.-- 1,262,034; lead contents of matte, 502,264 cwt.-- 355,921; lead contents of concentrated silver-lead ore, 2,069,151 cwt.-- 1,074,153; manufactures of lead, 17,916 cwt.-- 18,812. New South Wales.--Ore hoisted in the Broken Hill district in 1912 included 28,057 long tons of oxidized, and 1,611,602 tons of sulphide ore; total 1,639,659 tons as compared with 1,484,397 tons in 1911. The output of 1912 was only 13,232 tons less than that of 1907, when the maximum was reached; the tonnage would probably have been the largest on record but for a scarcity of skilled labor. Development work was pushed vigorously, resulting in greatly increased reserves. The gross value of the products of the Broken Hill field in 1912 was 4,436,759, of which 1,256,100 was distributed as dividends. For detailed information re (o) According to the official statistics of New South Wales. (6) Smelted in New South Wales. garding the several mines, see the Annual Reports of the Department of Mines of New South Wales. The Yerranderie district produced 7055 long tons of ore containing 1438 oz. gold, 676,095 oz. silver, and 1906 tons of lead. This district is still retarded by lack of transport; a proposed railway has been surveyed to a point 8 miles from the camp. Only the richest silver-bearing ores are now handled. Queensland.--In 1912 the Chillagoe mines furnished 1956.5 tons of lead, and the...show more

Product details

  • Paperback
  • 189 x 246 x 21mm | 712g
  • Rarebooksclub.com
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236567943
  • 9781236567949