Scrabble & Words with friends points
- biotite is a valid Scrabble US word with a point value of 9
- biotite is a valid Scrabble UK word with a point value of 9
- biotite is a valid Words with friends word with a point value of 10
Definition of biotite
- dark brown to black mica found in igneous and metamorphic rock (noun)
See definition of biotite in Merriam Webster