Canary.—
| Oxide of uranium | 1 part |
| Red lead | 4 1/2 parts |
| Flint | 1 1/2 parts |
| Flint glass | 1 part |
Turquoise.—
| Red lead | 40 parts |
| Flint glass | 12 parts |
| Borax | 16 parts |
| Flint | 12 parts |
| Enamel white | 14 parts |
| Oxide of copper | 7 parts |
| Oxide of cobalt | 1/4 part |
Red Brown.—
| Calcined sulphate of iron | 1 part |
| Flux No. 8 (see page [307]) | 3 parts |
Mazarine Blue.—
| Oxide of cobalt | 10 parts |
| Paris white | 9 parts |
| Sulphate barytes | 1 part |
Fire the above at an intense heat and for use take
| Above stain | 1 part |
| Flux No. 8 (see page [307]) | 3 parts |