| 单词 | argentiferous |
| 例句 | In the neighbourhood are mines of argentiferous copper, and the surrounding district and villages are occupied with smelting and similar works. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z The mineral resources include argentiferous lead, copper, iron and cobalt, with salt, lignite, limestone, millstone, gypsum, granite and slate. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 8 "Hudson River" to "Hurstmonceaux" 2012-02-24T03:00:27.173Z It is, however, the chief market for the rich agricultural districts towards the south and for the argentiferous lead and other mines among the mountains. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" 2012-01-31T03:00:17.257Z Zinc, copper, lead, and silver predominate in these regions, being generally found in argentiferous blends and galenas, and sometimes both metals in conjunction with carbonates of copper. Guatemala, the country of the future 2011-12-12T03:00:29.630Z The ores are argentiferous galena, accompanied by considerable amounts of blende and pyrites, all oxidized near the surface. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Yes; well, a rose by any other name would smell as sweet, but that rough red-brown-black-spangled chucky-stone of yours is an argentiferous carbonate of lead. In the Land of the Great Snow Bear A Tale of Love and Heroism 2011-08-31T02:01:29.827Z It is sometimes found to yield as high as twelve per cent., and is then called argentiferous lead-glance; but, in the poorest ores, it does not yield more than one ounce out of three hundred. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z The term is also applied in mineralogy to native argentiferous gold containing from 20 to 50% of silver. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z It forms the chief nitrate district of Chile, there being also rich silver-mines, while gold is also found, as well as argentiferous lead, copper, nickel, cobalt, and iron; with guano on the coast. The New Gresham Encyclopedia. Vol. 1 Part 2 Amiel to Atrauli Five cakes are placed at the same time in the furnace in which argentiferous lead is liquated from copper, and from these are made lead which contains half an uncia of silver to the centumpondium. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Later, still better crystals were found in another Cornish mine, namely, Herodsfoot mine near Liskeard, which was worked for argentiferous galena. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" It is not used in the treatment of ores, but finds application in the case of calcined argentiferous lead and copper mattes. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" Tell her that I have argentiferous lead from New Carthage, and wool from B�tica. Sónnica The lower limestone of the eastern portion of the county has been found to contain several very large deposits of argentiferous galena. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4 "Cincinnatus" to "Cleruchy" Therefore, the metallurgy of this paragraph becomes a simple melting of an argentiferous lead ore, its subsequent cupellation, with a return of the litharge to the furnace. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Spain exports argentiferous lead and pig lead mainly to England and France, with minor quantities to other countries of Europe and to Argentina. The Economic Aspect of Geology There at present nothing is talked of but copper mines and silver or argentiferous copper ores. Canada and the Canadians Volume I Garnier's map shows several argentiferous sites in the Valley of the Lan-t'sang. The Travels of Marco Polo — Volume 2 The gold of Mexico is chiefly found in argentiferous veins, as at Guanaxuato, where it is obtained one ounce in 360. The Exploring Expedition to the Rocky Mountains, Oregon and California To which is Added a Description of the Physical Geography of California, with Recent Notices of the Gold Region from the Latest and Most Authentic Sources These deposits of argentiferous galena were extensively worked before 500 B.C. and while the evidence of concentration methods is ample, there is but little remaining of the ancient smelters. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Possibly the scarcity of argentiferous veins observed in those countries may be owing to the absence of more recent volcanic phenomena. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Its characteristics are the argentiferous and cupriferous ores, whereas in South Midian gold and silver were worked; and the parallelogram whose limits are assigned above, might be converted into a Northern Grant. The Land of Midian — Volume 1 There are copper, zinc, and argentiferous lead mines in the neighbourhood. Twixt France and Spain In the argentiferous galena is a very considerable proportion of silver. Nature and Human Nature As the process of making granules from argentiferous gold demands greater care and diligence than making them from any other metals, I will now explain the method briefly. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z He showed them in the southern sky the Clouds of Magellan, the whitish light of which he said was the reflection of the argentiferous rocks situate in the middle of the Laguna Parima. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Our engineer declared it to be argentiferous galena, but it proved to be magnetic iron. The Land of Midian — Volume 1 The yield of the argentiferous and cupriferous ores, proved, alas! to be but poor. The Life of Sir Richard Burton I ain't saying anything agin that fine-spun theory that Key believes in about volcanic upheavals that set up on end argentiferous rock, but I simply say that I don't see it—with the naked eye. In a Hollow of the Hills To this copper is added eight centumpondia of poor argentiferous lead, each centumpondium of which contains an uncia and a drachma of silver, or a total of three-quarters of a libra of silver. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z And Nucingen held in reserve founders' shares in Heaven knows what coal and argentiferous lead-mines, also in a couple of canals; the shares had been given to him for bringing out the concerns. The Firm of Nucingen Without further examination he determined it to be argentiferous, when it was possibly iron or antimony. The Land of Midian — Volume 1 In this manner the lead absorbs the gold, whether pure or argentiferous or cupriferous, and the alloy is taken to the cupellation furnace. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z As, however, Rastignac said nothing of himself, Nucingen begged him to take, in the event of success, twenty-five shares of a thousand francs in the argentiferous lead-mines, and Eugene took them—not to offend him! The Firm of Nucingen |
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