6-16 · Strontium matte base
Copper Matte
Dry turquoise-green. Copper leaches from matte surfaces. Outside only.
- Firing
- Cone 6, 1222 °C
- Atmosphere
- Oxidation, Electric kiln A
- Finish
- Matte
- Colour
- Green
- Food use
- Outside only
- Movement
- Does not move
- Tile body
- Buff stoneware
- Application
- Specific gravity 1.45, dip 3 s
Recipe
Dry weight. Base adds to 100, colourants on top.
| Material | % | Grams | Share |
|---|---|---|---|
| Nepheline syenite | 45 | 450.0 | |
| EPK kaolin | 20 | 200.0 | |
| Silica (325 mesh) | 18 | 180.0 | |
| Strontium carbonate | 15 | 150.0 | |
| Lithium carbonate | 2 | 20.0 | |
| Copper carbonate | 4 | 40.0 | |
| Total | 104 | 1040.0 |
On the tile
- Thin
- Dark green-black on edges.
- Thick
- Dry turquoise-green.
- Movement
- Does not move.
- Note
- Copper leaches from matte surfaces. Outside only.
- In the shop
- Bud vase
Same base
Strontium matte base, Cone 6. Different colourants.