| | 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 |
| | fabric description | | object data | | archaeometry | | |
| vessel form type |
Brick |
| fragmentation |
fragmentation not specified |
| surface description |
coarse |
| |
Context Data
|
| site of discovery |
Ischia
Santa Restituta, near hellenistic kiln |
| | fabric description | | object data | | archaeometry | | |
| applied method for sample analysis |
thin section and heavy mineral analysis |
| analysis author |
Roman Sauer |
| petrographic mineralogical type |
RVZ 3 |
| sample taken |
September 1993, by Verena Gassner, Institute of Classical Archaeology, Vienna University |
| sample no |
M 12/3
 representative sample for ISC-CBM-4 |
| status of sample |
sample surplus, thin section and heavy mineral analysis surplus available |
Cite this page as: FACEM - http://facem.at/isc-cbm-4
production
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