MEANING
A porous rock formed as calcium carbonate is deposited from water, often around springs or streams.
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Words that belong together
- tufa formations
- tufa terraces
On the page
Water threaded between the pale tufa formations.
A crust of tufa covered the spring’s lower channel.
Related words
Word forms
- Base
- tufa
Usage notes
Primary category: environment. Forms: Usually uncountable; plural tufas for types or deposits. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
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