D defs.my
Entry 1 sense Webster, 1913

Chrysocolla

· Chrys·o·col·la · IPA /ˌkɹɪs.əˈkɑl.ə/
01 n. A hydrous silicate of copper, occurring massive, of a blue or greenish blue color.
  1. 1.
    A hydrous silicate of copper, occurring massive, of a blue or greenish blue color.(Min.)