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
Whether brass, however, is found as a native metal or not, cannot be ascertained with any surety.
From De Re Metallica, Translated from the First Latin Edition of 1556 by Agricola, Georgius
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
Copper is found in a number of ores, and also in the native metal.
From The Elements of Geology by Norton, William Harmon
They can, indeed, observe the steel pen emerge from its native metal, see it pressed and stamped, and again pressed and stamped, slitted, annealed, coloured, and finally boxed and packed.
From A Tale of One City: the New Birmingham Papers Reprinted from the "Midland Counties Herald" by Anderton, Thomas