St. John’s Black
Original by null · Imported.
- Cone: 6-10
- Atmosphere: reduction
- Surface: gloss
- Recipe type: glaze
Ingredients
| Material | % |
|---|---|
| Alberta Slip | 80 |
| Nepheline Syenite | 20 |
| Cobalt Oxide | 5 |
Original by null · Imported.
| Material | % |
|---|---|
| Alberta Slip | 80 |
| Nepheline Syenite | 20 |
| Cobalt Oxide | 5 |