from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An orthorhombic-dipyramidal mineral containing copper, selenium, and silver.
from the GNU version of the Collaborative International Dictionary of English
- n. A metallic mineral, a selenide of copper and silver; -- so called by Berzelius on account of its being found soon after the discovery of the metal selenium.
from The Century Dictionary and Cyclopedia
- n. See eukairite.