| skos:altLabel | - poros
- volcanic ash
- tuff ring
- tufa
- tuffs
- ash bed
- tufo
- volcanic tuff
- welded
- rhyolite tuff
- tuff
- volcanic soils
- Gaala Tuff Complex
- Tuff stone
- Tuff#Andesitic tuff
- Tuff#Basaltic tuff
- Tuff#Rhyolitic tuff
- Tuff#Trachyte tuff
- Tuff#Ultramafic volcanism
- Tuff#Welded tuff
- Tuffaceous
- Tuffaceous Breccia
- Volcanic Tuff
- andesite tuff
- andesitic tuff
- ashfall deposits
- bird's-eye tuffs
- green tuff
- metatuffs
- porphyritic tuff
- rhyolite tuffs
- rhyolitic tuff
- tuf
- tufaceous
- tuff beds
- tuff breccia
- tuff rhyolite
- tuff rock
- tuff rocks
- tuff stone
- tuffaceous
- tuffaceous rock
- tuffaceous rocks
- tuffaceous siltstones
- tufo stone
- volcanic tuffs
- welded tuff
- welded tuffs
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