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Books Books 1 - 10 of 23 on Prices are based on ores containing not more than 8 per cent silica or 0.20 per cent....
" 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 - United States Geological Survey - Page 278
by Geological Survey (U.S.) - 1910
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Report Upon the Condition and Progress of the U.S. National Museum During ...

United States National Museum - 1901
...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...
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Annual Report of the United States Geological Survey to the Secretary of the ...

Geological Survey (U.S.) - Forest reserves - 1896
...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 Yeğr. Quantity. Value. 1889...
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The non-metallic minerals: Their occurrence and uses

George Perkins Merrill - Geology, Economic - 1904 - 414 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...
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Mineral Resources of the United States

Mineral industries - 1906
...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...
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Mineral Resources of the United States

Mineral industries - 1907
...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...
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The Mineral Resources of the Philippine Islands

Philippines. Bureau of Science, WARREN D. SMITH - Mines and mineral resources - 1914
...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...
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The non-metallic minerals: Their occurrence and uses

George Perkins Merrill - Geology, Economic - 1910 - 432 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...
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Economic geology: with special reference to the United States

Heinrich Ries - Technology & Engineering - 1910 - 589 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...
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The Mineral Industry, Volume 21

Mineral industries - 1913
...$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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Economic Geology

Heinrich Ries - 1916
...established by the Carnepie Steel Comupny, the price being for delivery at Pittsburgh or South Chicago. Prices are based on ores containing not more than 8 per cent silica or .20 per cent phosphorus, and are subject to deductions as follows: For each 1 per cent in excess of...
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