Custer spar 44
Frit 3134 15
Hardwood ash 16
Ball clay 14
Silica 11
Total 100
Bentonite 2
Ochre Rouge Local 2
Custer spar 44
Frit 3134 15
Hardwood ash 16
Ball clay 14
Silica 11
Total 100
Bentonite 2
Ochre Rouge Local 4
Custer spar 44
Frit 3134 15
Hardwood ash 16
Ball clay 14
Silica 11
Total 100
Bentonite 2
Ochre Rouge Local 6
Custer spar 44
Frit 3134 15
Hardwood ash 16
Ball clay 14
Silica 11
Total 100
Bentonite 2
Ochre Rouge Local 8
Custer spar 44
Frit 3134 15
Hardwood ash 16
Ball clay 14
Silica 11
Total 100
Bentonite 2
Ochre Rouge Local 10