 Prices are based on ores containing not more than 8 per cent silica or 0.20 per cent phosphorus, and are subject to deductions as follows: For each 1 per cent in excess of 8 per cent silica there shall be deduction of 15 cents per ton; fractions in proportion.  Bulletin of the United States Geological Survey - Page 280by Geological Survey (U.S.) - 1910Full view - About this book
 | United States National Museum - 1901 - 884 pages
...ores is given at 57 per cent MnO8 and 70 per cent for Spanish. For the manufacture of spiegeleisen the prices are based on ores containing not more than 8 per cent silica and 0.10 per cent phosphorus, and are subject to deductions as follows: For each 1 per cent silica... | |
 | Geological Survey (U.S.) - Forest reserves - 1896 - 602 pages
...Limited, are of considerable importance. A memorandum of prices paid by this company is as follows : Prices are based on ores containing not more than 8 per cent of silica and not more than 0.10 per cent of phosphorus, and are subject Ye»r. Quantity. Value. 1889... | |
 | George Perkins Merrill - Geology, Economic - 1904 - 518 pages
...is given at 57 per cent MnO2, and 70 per cent for Spanish. For the manufacture of spiegeleisen the prices are based on ores containing not more than 8 per cent silica and o.io per cent phosphorus, and are subject to deductions as follows: For each i per cent silica... | |
 | United States. Bureau of Mines - Digital images - 1906 - 1424 pages
...Chicago, 111., districts, per long ton, containing not more than 8 per cent silica and not more than 0.25 per cent phosphorus, and are subject to deductions...follows: For each 1 per cent in excess of 8 per cent silicii there shall be a deduction of 15 cents per ton, fractions in proportion; for each 0.02 per... | |
 | Digital images - 1907 - 1430 pages
...Furnaces, Pittsburg, Pa., Edgar Thomson Furnaces, Bessemer, Pa., or South Works, Illinois Steel Company, South Chicago, 111. Prices are based on ores containing not more than 8 per cent silica and not more than 0.25 per cent phosphorus and are subject to deductions as follows: For each 1 per... | |
 | Philippines. Bureau of Science - Mines and mineral resources - 1908 - 566 pages
...They are governed by the 47 following schedule of prices established by the Carnegie Steel Company:10 Schedule of prices paid per ton of 2,240 pounds for...cent in excess of 8 per cent silica there shall be a deduction of 0.30 peso (15 cents US currency) per ton; fractions in proportion. For each 0.02 per... | |
 | Geological Survey of India - Geology - 1909 - 838 pages
...Chicago, 111., districte, per long ton, containing not more than 8 per cent silica and not more than 0 '25 per cent phosphorus, and are subject to deductions...cent in excess of 8 per cent silica there shall be a deduction of 15 cente per ton, fractions in proportion ; for each 002 per cent or fraction thereof... | |
 | George Perkins Merrill - Geology, Economic - 1910 - 528 pages
...manufacture of spiegeleisen the prices are based on ores containing not more than 8 per cent silica and o.1o per cent phosphorus, and are subject to deductions as follows: For each 1 per cent silica in excess of 8 per cent, 15 cents a ton; for each 0.02 per cent phosphorus in excess of o. 10... | |
 | Heinrich Ries - Geology, Economic - 1910 - 756 pages
...4.604 56,469 12.27 6,144 $62,779 $10.22 6,921 $88,132 $12.73 5,604 $63,369 SI 1.31 6,144 $62,779 $10.23 Prices are based on ores containing not more than 8 per cent silica or .25 per cent phosphorus, and are subject to deductions as follows : For each 1 per cent in excess of... | |
 | Mineral industries - 1913 - 1140 pages
...$10.14 in 1910, $10 in 1911 and $9.45 in 1912. The prices are governed according to the grade, and are based on ores containing not more than 8 per cent, silica or 0.2 per cent, phosphorus, subject to deductions for each 1 per cent, in excess of the 8 per cent, silica... | |
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