Dictionary.com
definitions
  • synonyms

alkali rock

See more synonyms on Thesaurus.com
noun Mineralogy.
  1. any igneous rock with a marked preponderance of alkali and a low percentage of silica.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
  • About
  • Cookies, Terms, & Privacy
© 2018 Dictionary.com, LLC.