ISC-CBM-4, M 12/3, 25x
ISC-CBM-4, M 12/3, 16x
ISC-CBM-4, M 12/3, 8x
| fabric description | object data | archaeometry |
| fabric type | ISC-CBM-4 |
|---|---|
| ware | Ceramic Building Materials |
| supposed site of production | Ischia |
| certainty of arguments | archaeometric: certain |
| visual excamination of fresh break | unfired: light yellowish brown, soft; numerous white and black inclusions; fired: pink |
| colour of freshly broken section (munsell) | 2.5YR6/3; fired: 5YR7/4 |
| porosity | 4%; void form: vughy; void length: 0,2-0,6 |
| inclusions | 15%, length: 0,2-0,8 |
| sorting | well sorted sand in different compositions |
Inclusions |
|
| quartz | frequent, angular, spherical, clear; white, 0,08-0,8 |
| calciumcarbonate | frequent, rounded, spherical - subspherical, white; yellowish white, 0,2-1 |
| carbonate pseudomorphoses | very frequent, well rounded, spherical, white, 0,04-0,8 |
| red iron oxide concretions | frequent, rounded, spherical, rusty brown, 0,2-0,4 |
| black inclusions | very frequent, angular, spherical - subspherical, black, 0,08-0,8 |
representative sample for ISC-CBM-4 Cite this page as: FACEM - http://facem.at/isc-cbm-4
production
sampling
