Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A monoclinic-prismatic mineral containing arsenic, sulfur, and thallium.

from The Century Dictionary and Cyclopedia

  • n. A rare sulpharsenide of thallium, TlAsS2, which occurs in complex monoclinic crystals of a cochineal-red color: found with realgar at Allchar, Macedonia.

Etymologies

-ite (Wiktionary)

Examples

  • It forms a small number of rare minerals, including crookesite and lorandite.

    Thallium

  • Although the metal can be found in higher concentrations (sometimes up to 60 percent) in such minerals as lorandite (TlAsS

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