0217-raku bowl1.JPG (166207 bytes)

Raku Red

Gerstly Borate  
Borax  
G  
Red Iron Oxide  

 

Raku Pottery by Piepenburg
   
Mecham White pg 92  
Gerstley Borate 80  
Cornwall Stone 20  
   
   
   
   
   
deep purple on mecham Whie base pg 92  
Gerstley Borate 80%  
cornwall stone 20%  
Manganese Dioxide 4%  
cobalt oxide 1%  
   
   
Copper Penny on mecham White base pg 92  
Gerstley Borate 80%  
cornwall stone 20%  
Ochre 8%  
Black Copper Oxide 2%  
Cobalt Oxide 1%  
   
from Raku by Branfman  
   
FAT white  pg 57  
Frit 3134 100  
Flint 6  
EPK 10  
Bentonite 2  
Tin Oxide 10  
   
   
Basic White Crackle  pg 56  
Gerstly Borate 65  
Tennessee Ballclay 5  
Nepheline syenite 15  
Tin Oxide 10  
Flint 5  
bright white.  Good base glaze