Hypertext Webster Gateway: "chalcosine"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Chalcocite \Chal"co*cite\, n. [Gr. chalko`s brass.] (Min.)
Native copper sulphide, called also {copper glance}, and
{vitreous copper}; a mineral of a black color and metallic
luster. [Formerly written {chalcosine}.]
Additional Hypertext Webster Gateway Lookup
Gateway by dict@stokkie.net
stock only wrote the gateway and does not have any control over the contents;
see the Webster Gateway FAQ,
and also the Back-end/database links and credits.