Is “Tufa” a Scrabble word?
Yes
TUFA
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Tufa
noun
1.Calcareous lime deposited by precipitation from a body of water, such as a hot spring.
2.A variety of volcanic rock, tuff.
Synonyms: tuff