from The Century Dictionary.
- noun A sulphid of bismuth, silver, and lead, occurring in indistinctly crystallized and also massive forms of a lead-gray color at Schapbach in Baden.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy An isometric-hexoctahedral grayish black
mineralcontaining bismuth, lead, silver, and sulfur.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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