Mineral Resources of the United StatesU.S. Government Printing Office, 1927 |
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Página 57
... district was about 61.5 per cent , and that from the Blue Mound - Baxter district about 59.8 per cent . Badger - Peacock - Crestline district . The production of the Badger- Peacock - Crestline district , including shipments of galena ...
... district was about 61.5 per cent , and that from the Blue Mound - Baxter district about 59.8 per cent . Badger - Peacock - Crestline district . The production of the Badger- Peacock - Crestline district , including shipments of galena ...
Página 58
Lawton - Waco district . The output of the Lawton - Waco district came from the mines near Waco , as the one producing property at Lawton - that of the Eastern Lead & Zinc Co. was idle . The total output of the Waco district , lying ...
Lawton - Waco district . The output of the Lawton - Waco district came from the mines near Waco , as the one producing property at Lawton - that of the Eastern Lead & Zinc Co. was idle . The total output of the Waco district , lying ...
Página 69
... district . In the disseminated - ore district the production after 1869 increased rapidly and is estimated by Buckley to have amounted to 1,202,607 tons of lead concentrates , valued at $ 59,869,354 , for the period between 1869 and ...
... district . In the disseminated - ore district the production after 1869 increased rapidly and is estimated by Buckley to have amounted to 1,202,607 tons of lead concentrates , valued at $ 59,869,354 , for the period between 1869 and ...
Página 71
... districts , inasmuch as the character of the ground operated in these districts had , until the new mines in the easterly extension of the Miami district , near Quapaw , were opened in 1918 , differed so radically that general ...
... districts , inasmuch as the character of the ground operated in these districts had , until the new mines in the easterly extension of the Miami district , near Quapaw , were opened in 1918 , differed so radically that general ...
Página 181
... districts . The Valla gold mines , at Urunga , in the Bellingen district , produced 108 tons , yielding 61⁄2 tons of concen- trate . The Ottery mine , at Tent Hill , in the Emmaville district , operated by W. Cooper & Nephews ( Ltd ...
... districts . The Valla gold mines , at Urunga , in the Bellingen district , produced 108 tons , yielding 61⁄2 tons of concen- trate . The Ottery mine , at Tent Hill , in the Emmaville district , operated by W. Cooper & Nephews ( Ltd ...
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Términos y frases comunes
alloys aluminum amalgamation amounted antimony Arizona bauxite bismuth bullion California cent of copper cents a pound Colorado containing copper Creek crude cyanidation decrease deep mines deposits district.-The domestic dredges Dry and siliceous dry gold exported feet ferromanganese figures galena gold and silver Gold Silver Copper grade gross tons Idaho included under Miscellaneous increased lead and zinc lead-zinc lithopone long tons manganese metal Mexico mill Mineral production Missouri Montana Nevada nickel operated ounces Fine ounces ounces of gold ounces of silver output pig iron Pittman Act placer mines plant platinum pounds of copper pounds of lead Pounds Pounds production of gold Quantity Value quicksilver recovered recovery refined reported scrap shaft shipments shipped Short tons Value siliceous Silver Copper Lead smelter smelting sphalerite spiegeleisen sulphide tons Value Short Total value troy ounces United Utah Value Pounds Value Value Short tons vanadium white arsenic yielded zinc concentrates zinc oxide
Pasajes populares
Página 126 - ... all pigments containing lead, dry or in pulp, or ground in or mixed with oil or water, not specially provided for, 30 per centum ad valorem.
Página 144 - Lead-bearing ore of all kinds, one and onehalf cents per pound on the lead contained therein : Provided, That on all importations of lead-bearing ores the duties shall be estimated at the port of entry, and a bond given in double the amount of such estimated duties for the transportation of the ores by common carriers bonded for the transportation of appraised or unappraised merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise.
Página 65 - For this reason the smelter reports must be relied on for the silver production. As may be seen by inspection of the table, the quantity of silver produced in any year bears no direct ratio to the quantity of lead concentrates smelted during that year. The reason for this is that the silver content is so small in quantity that the silver bullion is stored and refined in batches.
Página 144 - ... estimated duties for the transportation of the ores by common carriers bonded for the transportation of appraised or unappraised merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise. On the arrival of the ores at such establishments they shall be sampled according to commercial methods under the supervision of Government officers, who shall be stationed at such...
Página 56 - County, the extreme northwestern county of the State. The ores have the same structural relations as in the upper Mississippi district generally, that is, they occur disseminated through the limestone, or in openings in it called "crevices," "pitches," or "flats," depending on their attitude to the horizontal.
Página 262 - about " is used, it Is understood that 5 per cent more or less of the quantity may be delivered. (c) Should the seller fail to make deliveries as specified in the contract, the purchaser has the option of...
Página 97 - ... merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise. On the arrival of the ores at such establishments they shall be sampled according to commercial methods under the supervision of Government officers, who shall be stationed at such establishments, and who shall submit the samples thus obtained to a Government assayer, designated by the Secretary of the Treasury, who shall make a proper assay of the sample and report the...
Página 549 - Approximate distribution, by producing States and Territories, of the production of gold and silver in the United States in 1923 [Figures supplied by the US Bureau of the Mint) • Gold valued at $20.67+ a fine ounce.
Página 314 - The following table shows the shipments of iron ore from Cuba since the opening of the mines in 1884. The statistics of the shipments of Cuban iron ore are collected by the United States Geological Survey.
Página 88 - But the intake at least into these channels of soldiers he said had averaged 8,000 per month. That was in his public statement. As I have understood it from all sources over there, there is considerably more at the end of the year than there was at the beginning. And you say so, too. How does that tie in with such a rosy report here that we are winning everything? Because in spite of the fine things you have done, it seems to me you still have a very formidable, determined, effective foe over there....