cupriferous

Example Sentences

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On ore smelting he describes the reduction of iron and lead ores and cupriferous silver or gold ores with lead.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Agricola, Georgius

By Pot Assay.—Roasted cupriferous pyrites containing small quantities of gold and silver comes under this heading.

From A Text-book of Assaying: For the Use of Those Connected with Mines. by Beringer, Cornelius

The Rossland, the Boundary and the Kootenay districts are the chief centres of vein-mining, yielding auriferous and cupriferous sulphide ores, as well as large quantities of silver-bearing lead ores.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" by Various

The description is no doubt that of the Mannsfeld cupriferous slates.

From De Re Metallica, Translated from the First Latin Edition of 1556 by Agricola, Georgius

The cupriferous stone struck east-west, with a dip to the south; the outcrops, visible without digging, measured fifteen to twenty metres long, by one to one and a half in breadth.

From The Land of Midian — Volume 1 by Burton, Richard Francis, Sir