NiAs – Mohs Hardness: 5 – 5½. Niccolite is a mineral consisting of nickel arsenide containing 43.9% nickel and 56.1% arsenic. It is rarely used as a source for nickel due to the presence of arsenic. Due to its color it has sometimes been referred to as “copper nickel.”
The University of Toledo
Digital Initiatives, University of Toledo Libraries
environmental sciences; virtual exhibitions
UT Department of Environmental Sciences
virtual exhibition; science;
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