Name: Grey Bucchero | Code: GB1 |
Distinguishing features: Colour |
Colour: Mid-grey 7.5YR | Texture: Rough, powdery | Strength: Low 5/0 |
Hardness: Medium low | Resistance: Low | Fracture: Finely irregular |
Manufacture: Wheel | Firing temperature: Low | Firing atmosphere: Reducing |
Surface treatment: None |
Clay matrix: Well elutriated |
Inclusions: |
Type | Size mm. | Colour | Mineral % | Shape | Sorting | Note |
Crystal | <1 | Transparent | Quartz 3% | Angular | Good | |
Particles | <2 | Grey | Grog <3% | Sub-round | Good | |
Crystal | <1 | Black | ? 1% | Angular | Good | |
Grit | <1 | Black | ? 1% | Sub-round | Good |
Notes: |