Linda Mosley on mon 30 sep 02
Jan, Here is a yellow-ish cone 10 glaze for you to
try. I call it Sam's Gourd Yellow.
[analysis from InterGlaze Analysis at
http://www.sonic.net/cgi-bin/wang/interglaze.cgi]
Glaze Name: Sam's Base for Gourd Yellow
Cone: 10, reduction
Recipe:
Potash Feldspar 33.00
Dolomite 23.00
Flint ( Quartz Silica ) 22.00
Kaolin ( China Clay ) 22.00
Notes:
off white semi matte base;
toasty-yellow to burnt orange with 2-4% red Fe Ox
on an iron bearing clay body
Unity Molecular Formula:
0.117 K2O 0.455 Al2O3 3.005 SiO2
0.054 Na2O 0.001 Fe2O3
0.437 CaO
0.392 MgO
Percentage Analysis:
54.77 % SiO2
14.07 % Al2O3
0.05 % Fe2O3
3.33 % K2O
1.02 % Na2O
7.44 % CaO
4.80 % MgO
=====
Linda Mosley
lindamosley@yahoo.com
ceramic instructor, St. Louis Community College - FV
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