See also: MacDonaldite

English edit

Etymology edit

MacDonald +‎ -ite after Gordon A. MacDonald, a volcanologist at the University of Hawaii.

Noun edit

macdonaldite

  1. (mineralogy) An orthorhombic-dipyramidal mineral containing barium, calcium, hydrogen, oxygen, and silicon.
    • 2012, H. Earl Pemberton, Minerals of California, page 2406:
      It is typically a vein-forming mineral associated with macdonaldite, opal, and witherite.

References edit

  • David Barthelmy (1997–2024) “Macdonaldite”, in Webmineral Mineralogy Database.