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t is a Glossy cobalt blue crystal Glaze recipe?

Recipe:Glossy light to turquoise blue

Crystal glazes: Glossy light to turquoise blue
A popular crystal glaze based on zinc and lithium. Too thick it will run a lot. Spray the glaze thinner near the bottom of the pot. 1260oC with 3/4 to one hour at the top temperature. Does not need a slow cooling. Also try with 2% stannic oxide. potash feldspar NR 28,50
quarts (flint) 34,00
dolomite 3,53
zinc oxide 19,00
barium carbonate 4,35
china clay 3,26
lithium carbonate 7,34
rutile 2,17
cobalt carbonate 0,19
copper oxide 1,09

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