D defs.my
Entry 1 sense Webster, 1913

Torbernite

· Tor·bern·ite · IPA
01 n. A mineral occurring in emerald-green tabular crystals having a micaceous structure. It is a hydrous phosphate of uranium and copper. Calle…
  1. 1.
    A mineral occurring in emerald-green tabular crystals having a micaceous structure. It is a hydrous phosphate of uranium and copper. Called also copper uranite, and chalcolite.(Min.) Also: copper uranite, chalcolite