alum shale

10 LETTERS · STARTS WITH A

alum shale is a valid 10-letter word worth 14 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

A1L1U1M3S1H4A1L1E1

1 + 1 + 1 + 3 + 0 + 1 + 4 + 1 + 1 + 1 =14 PTS

DOUBLE WORD → 28TRIPLE WORD → 42

MEANING

What does alum shale mean?