Garnier's map shows several argentiferous sites in the Valley of the Lan-t'sang.
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.
It was the argentiferous lead suitable for cupellation.
These deposits ofargentiferous galena were extensively worked before 500 B.
Liquation of the argentiferouslead from the copper.
The ores are argentiferous galena, accompanied by considerable amounts of blende and pyrites, all oxidized near the surface.
In this manner the lead absorbs the gold, whether pure or argentiferous or cupriferous, and the alloy is taken to the cupellation furnace.
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.
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.
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.
Formerly all argentiferous lead had to be cupelled, and the resulting litharge then reduced to metallic lead.
In the beginning of the operation enough argentiferous lead is charged to fill the cavity of the test.
At the same time small bars of argentiferous lead, inserted at the back, are slowly pushed forward, so that in melting down they may replace the oxidized lead.
Only one metal is commonly looked after; unless in the case of certain argentiferous ores.
The argentiferous galena ores of Cumberland afford 11 marcs per caxon; while the average produce of the Potosi silver ores is only 5 or 6 marcs in the same quantity.
Hartz, for sifting the small fragments of the ore of argentiferous lead.
When the argentiferous litharge, collected in the above small magazine, is to be removed, it is let out in the form of a jet, by the dexterous use of the iron hook.
The argentiferous galena has in general all the external characters of pure galena.
The mean proportion of silver in galena, or that which makes it be considered practically as an argentiferous ore, because the silver may be profitably extracted, is about two parts in the thousand.
The ores are argentiferous and auriferous, but very slightly so, especially as to the gold.
The mines of Joachimsthal, and Bleystadt, on the southern slope of the Erzgebirge, produce argentiferous galena.
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.
Possibly the scarcity of argentiferousveins observed in those countries may be owing to the absence of more recent volcanic phenomena.
The argentiferous mines of Santa Anna, Manta, Santo Christo de las Laxas, Pamplona, Sapo and La Vega de Sapia afford great hope.
The Sambúk received a cargo of quarrymen and sacks, in order to ship at Makná the "argentiferous galena" and other rocks left by Lieutenant Yusuf and M.
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.
Our engineer declared it to be argentiferous galena, but it proved to be magnetic iron.
If the rock prove argentiferous I should hope to strike virgin silver in the capillary or aborescent shape below.
Secondly, the ancients obtained, as we do, a great deal of lead from argentiferous ores, from which they separated the silver and revived the lead.
He found in one sample of lead ore (argentiferous galena), by fire assay 71 per cent.
Rich mines of argentiferous galena were discovered last summer three or four miles east of Chewelah, and vigorously developed at numerous points.
Placer mining has also been done on the South Fork; but the chief ores on this branch are argentiferous galena, with some gold in quartz.
Should the fall continue, as seems likely, and the price of silver go down to forty cents an ounce, little will be produced except as a by-product in the treatment of argentiferous lead ores.
Many of the fissures thus disclosed are of immense size, carrying veins of argentiferous galena from three to nine feet in width, assaying on the surface from forty to one hundred and sixty ounces of silver to the ton.
The Sampling of Argentiferousand Auriferous Copper," by A.
In the Sierra near at hand are the famous silver mines known as Cerro del Potosi, which are so rich in the deposit of argentiferous ore that it is named after the mines of Potosi in Peru.
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.
Spain exports argentiferous lead and pig lead mainly to England and France, with minor quantities to other countries of Europe and to Argentina.
Argentiferous lead ores form one of the principal sources of silver, and also yield some gold.
Near the castle are the smelting-houses of the importantargentiferous mines in the neighbourhood.
In the neighbourhood are the argentiferous mines of Rocheray and the saline thermal springs of Echaillon.
In the neighbourhood are quicksilver and argentiferous mines and the Quarceta marble quarries.
Up the Olle are the foundries of Allemont and the argentiferous lead mines of Chalanche.
Before the war a French company of the same type as the one above mentioned, the Syndicate of Ak-Dagh, had obtained the right to explore the layers of zinc and argentiferous lead in the vilayet of Angora.
A French company, the Syndicate of Argana, founded for the prospecting and exploitation of the copper concessions at Argana and Malatia, and the concessions of argentiferouslead at Bulgar-Maden, had begun prospecting before the war.
The mines of Balia-Karaidin (argentiferous lead and lignite) lying north-east of the Gulf of Adramyti in the sanjak of Karassi, are controlled by French capital.
Argentiferous galena (lead ore) is the commonest ore of silver.
Argentiferous galena is plentiful, and silver is freely found in conjunction with copper ores.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "argentiferous" in a variety of sentences. We hope that you will now be able to make sentences using this word.
