Key mineral Synonyms

Definitions for Key


  • (adjective) coming before all others in importance
  • (adjective) of the greatest possible importance
  • (noun) an explanatory list of the symbols on a map or chart

Definitions for Mineral


  • (noun) solid homogeneous inorganic substances occurring in nature having a definite chemical composition
  • (adjective) relating to minerals
  • (adjective) composed of matter other than plant or animal