Tuff
Part of speech: noun
Definition: A rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel.
Tufa
Part of speech: noun
Definition: the calcareous deposit of lime found near hot springsthe volcanic rock tuff
Tuff as a noun is a rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel. while Tufa as a noun is the calcareous deposit of lime found near hot springs
Part of speech: noun
Definition: A rock composed of compacted volcanic ash varying in size from fine sand to coarse gravel.
Part of speech: noun
Definition: the calcareous deposit of lime found near hot springsthe volcanic rock tuff
We hope you now know whether to use Tuff or Tufa in your sentence.