Engelsk navneord: tufa | |||
| 1. | tufa (om masse el. substans) a soft porous rock consisting of calcium carbonate deposited from springs rich in lime | ||
| Termer med samme betydning (synonymer) | calc-tufa | ||
| Mindre specifikke termer | rock, stone | ||
| 2. | tufa (om masse el. substans) hard volcanic rock composed of compacted volcanic ash | ||
| Termer med samme betydning (synonymer) | tuff | ||
| Mindre specifikke termer | volcanic rock | ||