A N T I M O N Y : ITS HISTORY, CHEMISTRY, MINERALOGY ...
A N T I M O N Y : ITS HISTORY, CHEMISTRY, MINERALOGY ...
A N T I M O N Y : ITS HISTORY, CHEMISTRY, MINERALOGY ...
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THE ANTIMONY PREPARATIONS AND THEIR USES. 171<br />
with the flux of Sevres No. 2, which is composed of 6 parts of minium,<br />
2 parts of sand, and 1 part of melted borax.<br />
Yellow No. 2 (for hard porcelain):—<br />
Minium<br />
Crystallised boric acid<br />
Sand .<br />
Diaphoretic antimony . . . . .<br />
Red oxide of iron . . . . . .<br />
Yellow No. 3 (for hard porcelain) :—<br />
Minium . . . . . . .<br />
Crystallised boric acid . . . . . •<br />
Sand<br />
Diaphoretic antimony<br />
Flower of zinc . . . . . .<br />
Yellow No. 4 :—<br />
No. 2 flux 880 parts.<br />
Flower of zinc . . . . 35 ,,<br />
Yellow hydrate of oxide of iron . 70 ,,<br />
Diaphoretic antimony . . . 15 ,,<br />
400<br />
90<br />
120<br />
120<br />
30<br />
420 parts.<br />
90 )$<br />
120 n<br />
12 )j<br />
30 }><br />
Yellow No. 6 (for stoneware or glazed earthenware) :—<br />
Antimonate of potassium .<br />
Minium<br />
Carbonate of soda<br />
Hydroxide of iron .<br />
| Pale.<br />
60<br />
90<br />
10<br />
Yellow.<br />
60<br />
60<br />
15<br />
12<br />
parts.<br />
J}<br />
a<br />
840 parts.<br />
40<br />
80<br />
40<br />
>3<br />
JJ<br />
Golden<br />
Yellow.<br />
Clear Yellow No. 9.—This is suitable for hard porcelain ; hut it is<br />
equally applicable for enamel and light porcelain :—<br />
Orange mineral .<br />
Sand d'Etampes<br />
Melted borax<br />
Acid antimonate of potash .<br />
Hydrated carbonate of zinc .<br />
Middle Yellow No. 10:—<br />
Orange mineral .<br />
Sand d'Etanipes .<br />
Melted borax<br />
Acid antimonate of potash .<br />
Hydrated carbonate of zinc .<br />
Hydroxide of iron<br />
60<br />
90<br />
56<br />
120 parts.<br />
40 „<br />
40 „<br />
40 „<br />
30 „<br />
120 parts.<br />
40<br />
40<br />
40<br />
20<br />
20