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46 Report adit Agriculture average Besshi body bog iron Bonin Bonin Islands calcium fluoride centimeters chalcopyrite CIN CIN CIN coal coalite cocoons Company copper cost crude deposit district drilling estimated fields Figure Fishing fluorite fluorspar Forestry Situation Fushun Geology grade granite graphite Hematite Hokkaido Honshu Imperial Oil Industry in Japan iron sand Japan Japan Proper kilometers Kogyo KK Korea land limestone Limonite Lurgi Magnetite Manchuria metric tons mill Mineral Mining mino molybdenite Molybdenum mulberry NATURAL RESOURCES SECTION ND ND ND Niigata Nippon O O O O O O operated ovens owners Paleozoic percent plant Pref Prefecture production pyrethrum pyrite pyrite concentrates rent Report Report Report reserves Resources of Japan RESOURCES SECTION REPORT rocks SECTION REPORT NUMBER shale Sheet silk silkworm sulfuric acid Table tenant thickness Tonnage tungsten trioxide veins whaling Yanahara