Grottoes
| Name of structure: | Grottoes |
| Extended name of structure: | |
| Type of structure: | Grotto |
| Country or main area: | Italy |
| Region within country or main area: | Latina, Lazio |
| City or area within region: | Villa of Tiberius, Sperlonga |
| Date of structure: | Large natural cave |
| Century of structure 1: | |
| Century of structure 2: | |
| Specific place of mosaic: | See below |
| Brief descriptive contents of mosaic: | Large grotto: shell decoration. Plinth around walls with traces of clear greenish glass tesserae. Pilasters around a doorway leading to a smaller room – a couple of Egyptian blue tt and one of yellow glass. A fallen piece of wall at mouth of grotto has Egyptian blue, black glass and one red tesserae. Navis Argo mosaic plaque: includes Egyptian blue, yellow, light and dark blue tesserae. Fragments in museum: flower on blue glass ground, plus various others, not sure whether glass or not. Include shell decoration. Small grotto: Shell decoration. Plinth decorated with glass mosaic. Inside a lot of Egyptian blue, and green and light blue tesserae. Frieze: to the left of small grotto, running along the cliff face is 30cm high frieze with borders of red, yellow and green glass tesserae, plus shell decoration |
| Date of mosaic: | First century AD |
| Century of mosaic 1: | 1 AD |
| Century of mosaic 2: | |
| Silver tessera at site: | No |
| Gold tessera at site: | No |
| Colour tessera at site: | Yes |
| Were other materials found at site (i.e., glass cakes)? | |
| Has analysis been done? | |
| Samples taken from where? | |
| Excavation and restoration campaigns: | |
| Bibliography of mainly technical resources: | Sear, Frank B., Roman Wall and Vault Mosaics (Heidelberg: F. H. Kerle Verlag, 1977), pp. 64-65 |
| URLs: | |
| Comments: |