clausthalite

[klou-stuh-lahyt]

noun

1. a rare mineral, lead selenide, PbSe, occurring in grayish, granular crystals that have a metallic luster.

Word History and Origins

Origin of clausthalite¹

Named after Clausthal -Zellerfeld, mining city in Germany; -ite ¹

Example Sentences

"Well, sometimes selenium is found in combination with metals, in the form of selenides, the more important minerals of that kind being eucharite, crooksite, clausthalite, naumannite and zorgite--" "Good night!" interrupted Ned, with a laugh, holding up his hands.

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