COBALT BLOOM • FREE-TRANSLATOR.COM • Definition of Cobalt bloom

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/kˈoʊbˌɔlt blum/ Listen

noun

Cobalt n.

(Chem.) A tough, lustrous, reddish white metal of the iron group, not easily fusible, and somewhat magnetic. Atomic weight 59.1. Symbol Co. Note: It occurs in nature in combination with arsenic, sulphur, and oxygen, and is obtained from its ores, smaltite, cobaltite, asbolite, etc. Its oxide colors glass or any flux, as borax, a fine blue, and is used in the manufacture of smalt. It is frequently associated with nickel, and both are characteristic ingredients of meteoric iron.

A commercial name of a crude arsenic used as fly poison.

Cobalt bloom. Same as Erythrite.

Cobalt blue, a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; called also cobalt ultramarine, and Thenard's blue.

Cobalt crust, earthy arseniate of cobalt.

Cobalt glance. (Min.) See Cobaltite.

Cobalt green, a pigment consisting essentially of the oxides of cobalt and zinc; called also Rinman's green.

Cobalt yellow (Chem.), a yellow crystalline powder, regarded as a double nitrite of cobalt and potassium.

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Etymology of 'Cobalt bloom'

Collaborative International Dictionary of English 0.48

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