native metal
Example Sentences
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Ores and Minerals.—The principal source of bismuth is the native metal, which is occasionally met with as a mineral, usually in reticulated and arborescent shapes or as foliated and granular masses with a crystalline fracture.
From Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" by Various
Iron pyrites, however, is of greater practical importance, being in some districts exceedingly rich, and, next to the native metal, is the most prolific source of gold.
From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various
It is by presence of mind in untried emergencies that the native metal of a man is tested.
From Familiar Quotations A Collection of Passages, Phrases, and Proverbs Traced to Their Sources in Ancient and Modern Literature by Bartlett, John
The Bolivian deposits contain the native metal, the oxide, and the carbonate, associated with gold, silver, and tin minerals, in one locality in slates and in another locality in porphyry.
From The Economic Aspect of Geology by Leith, C. K. (Charles Kenneth)
The Copper Indians set a great value on this native metal even at the present day, and prefer it to iron for almost every use except that of a hatchet, a knife, and an awl.
From Pioneers in Canada by Wallcousins, E.