from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A nickel ore, essentially nickel arsenide, NiAs, found in America and Europe.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A mineral, a form of nickel arsenide, NiAs, having a metallic lustre and copper-red colour, that is a minor ore of nickel.
from the GNU version of the Collaborative International Dictionary of English
- n. A mineral of a copper-red color and metallic luster; an arsenide of nickel; -- called also coppernickel, kupfernickel.
from The Century Dictionary and Cyclopedia
- n. Native nickel arsenide, a mineral occurring usually massive, of a pale copper-red color and metallic luster. Also called copper-nickel and nickeline.
From very early times nickel-bearing minerals, such as niccolite, were mixed with glass to create green glass.
When nickel was extracted from niccolite, the mineral name was a logical source of the name for the element, nickel.
He named the new metal nickel after the mineral name of niccolite.
In 1751, Axel Fredrik Cronstedt of Sweden attempted to extract copper from the mineral niccolite and to his surprise got a silvery-white metal, instead of the copper.
(particularly pentlandite, but also millerite, niccolite, and others), which are found at Sudbury intergrown with the iron and copper sulphides, pyrrhotite and chalcopyrite; and the hydrated nickel-magnesium silicates (garnierite and genthite), which are products of weathering.