cupriferous
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
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
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
According to Egleston the loss may be from 40 to 90% of the total gold present in cupriferous ores according to the temperature and duration of calcination.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various
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 Indian titles to the mineral lands on that lake had been but a short time before completely extinguished, and the surveys of Dr. Houghton were bringing the cupriferous riches of the region into notice.
From Cleveland Past and Present Its Representative Men by Joblin, Maurice
