Laboratory Treatment of California and Nevada Manganese Ores by Sulfation-reduction and Other Methods
... ores , but the manganese contents were not very soluble without reducing agents . Thomas Ore ( 24 percent manganese ) 1. Minus - 10 - mesh ore was mixed with water and sulfuric acid at the rate of 1,400 and 1.024 pounds per ton of ore ...
The Titaniferous Iron Ores in the United States
... ore ; B , Taberg , Sweden , ore .. II . A , Split Rock , N. Y. , ore ; B , Millpond , N. Y. , ore ; C , Tuscarora mine , N. C. , ore ; D , Shanton ranch , Wyo . , ore ; E , Cebolla Creek , Colo . , ore ; F , Cebolla Creek , Colo ...
Cassier's Magazine
... ore as far as quantity is concerned , but to make complete comparison the relative contents of the ores mined and used cannot be overlooked , a feature to which Mr. Good gave no attention in his statement of Great Britain's position ...
Transactions of the American Institute of Mining, Metallurgical and Petroleum Engineers
... ore- bodies exposed at the United Verde mine . CLASSES OF ORE For the convenience of smelter operation , the ores mined are divided into four classes . Each class must be handled separately in all mining operations . Oxide Ore ...
The Brown Iron Ores of Eastern Texas
... ore de- Page 127-128 , pl . 2 128 34 11-12 21-22. Harrison County , ore deposits in 152 , pl . 1 Hassell Mountain , ore deposits on Henderson County , general features of 148-149 , pl . 3 138-139 ore deposits of section in ...
The Genesis of Ore-deposits
... ore - deposition , 52 et seq . , 176 , 185 , 219 , 224 , 235 , 238 , 249 . Laurium , Greece , ore - deposits , 123 , 227 . Leaching of wall - rock , 255 . LE CONTE , PROF . JOSEPH : in discussion of the genesis of ore - deposits ...
Proceedings
... Ore . Shade , Jack , Riveria , Calif . Sawyer , M. F. , Whittier , Calif . Portland , Ore . Davis , L. C. , Corvallis , Ore . De Macedo , Wm . , Corvallis . Ore . Fendall , Kenneth D .. Newberg , Ore . Green , Ferris M. , Hood River ...
Transactions of the Institution of Mining & Metallurgy
... Ore in Depth , 104-6 . McNeill , B. , disc . , Heat developed in Ore - milling , 242 . disc . , Inflammable Natural Gas , 228 . Madgwick , T. G. , disc . , Inflammable Natural Gas , 227-8 . Marriott , H. F. , disc . , Persistence of Ore ...
Campbell's Gazetteer of Missouri
... ore is first discovered upon the west side of an elevation 140 feet high . The ore is first found in clay and chert , and like the Taylor , has brown ore high up the elevation . Farther down the hill the second sandstone is in place ...
Annual Report
... ore was struck , which gave fair assays . At Nuntherungie there are several mines . The ore from the Proprietary Mine has assayed 55 oz . silver and 26 per cent . of lead . From the Nil Desper- andum Mine about 10 tons of rich ore ...
The Journal of the Iron and Steel Institute
... ORE MINING AND HANDLING . Ore Mining . - W . R. Crane , Mine Subsidence in the Red Iron Ore Mines of the Birmingham District , Alabama ( Paper read before the American ... ORES . 371 Ore mining and handling Ore mining Ore handling.
The National Real Estate Journal
... Ore . Active Members , 7 . President , F. W. Wood , North Bend , Ore . Secretary , August Frizeen , Marshfield , Ore . Cotton , S. J. , Coquille , Ore . Fleming , H. R. , Marshfield . Kaufman , R. T. , Marshfield . Licsch , B. F. ...
Professional Paper
... ore bodies were crosscut and yielded a small quantity of ore . These bodies may represent the northwestern extension of the two ore deposits opened in tunnel No. 2 . This level is being advanced to undercut the raise in tunnel No. 3 ...
Mining American
... ore as an oxide . The composition and proportion of mineral that will be found below water level has , however , a very great effect upon the value of the ore from a commercial point of view , as upon these factors will largely depend ...
The Mineral Kingdom
... ore , or red haematite , when in a crystalline condition presents an internal radially fibrous structure and a nodular or reniform surface , being then known as kidney- iron ... ore , occupies a 154 THE ORES AND THEIR ASSOCIATES .
Official catalogue
... Ore . 63. Manganese Ore ( 50 lbs . ) . BROWNE , J. , Bridgeville , Pictou Co. , Nova Scotia . - 61. Manganese Ore ( 35 lbs . ) . HENDERSON & POTTS , Halifax , Nova Scotia . - ( 1 ) 65. Sample of Barytes . ( 2 ) 66. Sample of Paints ...
Bulletin (United States. Bureau of Mines). no. 140, 1917
... ore in car was carried into bottom of car when ore collapsed . D. 5. Car unloader was standing on plank along trestle unloading car when plank overturned , causing fall . B. 6. Bin feeder was barring ore in bin when slide of ore caught ...
Bulletin - Colorado Geological Survey
... ore extend from the limits of other ore masses or occur as bodies of high - grade ore inclosed in the main deposit . Most carnotite claims that have been extensively pros- pected contain all three types of deposits . Rather Continuous ...