D defs.my
Entry 1 sense Webster, 1913

Rhodochrosite

· Rho·do·chro·site · IPA
01 n. Manganese carbonate, a rose-red mineral sometimes occuring crystallized, but generally massive with rhombohedral cleavage like calcite; -- …
  1. 1.
    Manganese carbonate, a rose-red mineral sometimes occuring crystallized, but generally massive with rhombohedral cleavage like calcite; -- called also dialogite.(Min.) Also: dialogite