Donn Buchfinck on fri 30 oct 98
1234 celedon c10
kaolin 10
whiting 20
custer spar 40
flint 30
tin ox 1%
barnard slip clay 7%
barnard slip clay is called blackbird sometimes
if the glaze crazes real bad, do a line blend adjusting the silica content
and this will help the glaze to fit
if you want a nice chun blue use grolleg kaolin
if you want a green use 6 tile kaolin
V.C. Lung Chuan c10
Custer spar 30
whiting 19
flint 30
epk 8
barnard slip clay 4
wood ash 6
ball clay 3
red iron ox 1%
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