ALUMSTONE
- a hydrous sulphate of aluminum and potassium, aka alunite [n -S]
- a translucent colorless potassium alum mineral salt [n ALUMSTONES]
- mineral, a hydrous sulfate of potassium and aluminum, KAl3(SO4)2(OH)6, commonly occurring in fine-grained masses
SCRABBLE® is a registered trademark, and all intellectual property rights in and to the game of Scrabble® are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, which is a subsidiary of Mattel Inc. scrabble-solver.com is not affiliated with SCRABBLE®, Mattel, Spear, or Hasbro in any way.