1 entry 1 source
Covelline; Covellite
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: noun (n.)
A native sulphide of copper, occuring in masses of a dark blue color; -- hence called indigo copper.
1 entry 1 source
Part of speech: noun (n.)
A native sulphide of copper, occuring in masses of a dark blue color; -- hence called indigo copper.