Descriptio basilicae Vaticanae
| Name of text: | Descriptio basilicae Vaticanae |
| Author of text: | Petrus Mallius |
| Date of text: | 12th century |
| Date of person in text: | |
| Name of structure in text: | S. Petronilla, Oratory of S. Michael |
| Type of structure in text: | chapel |
| Date of structure in text | 4th |
| Century of structure 1: | 4 AD |
| Century of structure 2: | 13 AD |
| Country in text: | Italy |
| Region in text: | Lazio |
| City in text: | Rome |
| Specific place of mosaic in text: | Ceiling |
| Description of mosaic in text: | Marvellous ceiling in gold and glass |
| Mosaic date in text: | 4 AD |
| Tesserae silver mentioned in text? | No |
| Tesserae gold mentioned in text? | Yes |
| Colour descriptions in text: | |
| Bibliography: | Mallius, Petrus, Descriptio basilicae Vaticanae, ed. de Angelis, p. 58, quoted in Eugene Muntz, ‘The Lost Mosaics of Rome IV to IX Century’, The American Journal of Archaeology and of the History of the Fine Arts, 2.3 (1886), 295-313, see p. 297 |
| URLs: | |
| Comments: | These mosaics adorned oratory of S. Michael, situated in the portico before the church of S. Petronilla |