FACEM
Provenance Studies on Ancient Pottery in the Mediterranean
ENT-A-1, M 187/106, scale bar 0.2mm
ENT-A-1, M 187/106, scale bar 0.5mm
ENT-A-1, M 187/106, 25x
ENT-A-1, M 187/106, 16x
ENT-A-1, M 187/106, 8x
| | object data | | fabric description | | archaeometry | | petrography | | |
| sample no |
M 187/106
representative sample for ENT-A-1 |
| fabric type |
ENT-A-1
|
| supposed site of production |
Entella |
| sample taken |
February 2019, by Alessandro Corretti, Università degli Studi di Palermo |
| |
Context Data
|
| site of discovery |
Entella SAS ½ |
| registration code of context |
E14 - 1492 |
| registration code of object |
Inv. 7384 |
| chronology of context |
late Archaic |
| |
Object
|
| ware |
Transport Amphorae |
| object form |
Amphora |
| object type |
Western Greek, Gassner rim 3 |
| chronology of object |
Greek-Late Archaic 510-480 BC |
| fragmentation |
rim |
| dimensions |
diameter: 12.4cm (rim); height: 8cm |
| surface description |
slipped thick whitish slip inside/outside 2.5 Y 8/1 |
| drawing |
|
| publication |
Michelini 2014, fig. 79,q |
| | object data | | fabric description | | archaeometry | | petrography | | |
| |
Visual Examination of Fresh Break
|
| visual examination of fresh break |
Brown-reddish clay, fine with some visible inclusions of white colour |
| colour of fresh break |
2.5 YR 5/4 |
| texture of fresh break |
granular |
| hardness |
hard |
| |
Observation Under the Binocular Stereoscope
(all lengths in mm)
|
| porosity |
void form: vughy; void length: 0.04-0.60 |
| inclusions |
length: 0.02-04-0.48 |
| sorting |
poorly sorted silt |
| |
Inclusions
(all lengths in mm)
|
|
calciumcarbonate |
sporadic, rounded, spherical; subelongate, white/yellowish, 0.04-0.40 |
|
carbonate pseudomorphoses |
very frequent, well rounded; rounded, very spherical; spherical; subspherical, white/yellowish, 0.02-04-0.20-48 |
|
mica |
frequent, very angular, very spherical, shiny, 0.02-03 |
| | object data | | fabric description | | archaeometry | | petrography | | |
| applied method for sample analysis |
thin section |
| analysis author |
Montana/Randazzo |
| | object data | | fabric description | | archaeometry | | petrography | | |
| sample number |
M 187/106 |
| inventory number |
E14 1492, Inv. 7384 |
| name of author |
Giuseppe Montana - Luciana Randazzo |
| institution of author |
Department of Earth and Marine Sciences (DiSTeM) - University of Palermo |
| contact information of author |
giuseppe.montana@unipa.it; luciana.randazzo@unipa.it |
| |
Temper Grains
|
| |
Microstructure
|
| areal distribution |
homogeneous |
| packing (% area) |
medium (10-20%) |
| size/granulometry (mm) |
prevalent:
fine (0.1-0.2mm)
common:
very fine (0.04-0.1mm)
sporadic:
medium (0.2-0.5mm)
|
| maximum grain size (mm) |
0.2 |
| sorting |
scarce-serial |
| roundness |
angular |
| |
Composition
|
| minerals |
prevalent: Monocrystalline Quartz
sporadic: Polycrystalline Quartz, Orthoclase, Plagioclase
rare: Muscovite, Accessory & Heavy Minerals (Iron oxides)
|
| rock fragments |
rare: Sedimentary (Sandstone, Chert)
|
| other compositional/textural features |
sporadic: Microfossils, Micritic Clots
|
| quartz grains |
angular |
| |
Groundmass
|
| |
Texture
|
| texture |
homogeneous |
| optical activity |
inactive |
| degree of sintering |
well sintered |
| |
Porosity
|
| voids/pores abundance (area) |
low (<10%) |
| voids/pores size |
prevalent: tiny (<0.01mm), small (0.01-0.1mm), medium (0.1-1mm)
|
| voids/pores orientation |
partial |
| voids/pores shape |
prevalent: irregular, cast
|
| |
Newly Formed Phases
|
| newly formed phases |
common: secondary calcite
|
| |
Clay Composition
|
| clay composition |
ca-rich |
| |
Estimations from Microscopy/Interpretation
|
| |
Interpretation
|
| firing temperature |
well fired |
| refinement of raw clay |
good |
| refinement of temper/clasts |
sieved natural sand |
| modelling technique/fabrication |
use of wheel |
Cite this page as: FACEM - http://facem.at/ent-a-1