native metal

Example Sentences

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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)

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

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

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

The native metal crystallizes in the cubic system, the octahedron being the commonest form, but other and complex combinations have been observed.

From Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" by Various