anhydrite
A mineral of a white a slightly bluish color, usually massive. It is anhydrous sulphate of lime, and differs from gypsum in not containing water (whence the name).
Length: 9Scrabble® value: 16Words With Friends® value: 15
Numerology value: 5 (Pythagorean letter-sum). See what this number means on NumberAngel.
Source: Webster's Revised Unabridged Dictionary (1913), United States public domain. See methodology for full licensing detail. Word validity for game play may differ from any official game dictionary.