Tom Coleman Oxblood Purple Vegas  Lipstick  Coleman's 
Contributions C10 Red Glaze Red Purple Red
Gerstley Borate 13.27 4.97 8.29 5.17 10.8
Whiting 10.46 7.96 8 7.83 15.73
Barium Carbonate   4.98 4.14 2.58  
Dolomite   4.97 8.29 5.17  
Zinc Oxide   2.49 1.66 1.04  
Soda Ash       3.48  
Custer Feldspar 9.18 49.75 39.8 38.98 15.57
Nepheline Syenite 42.35       20.43
EPK 2.04   2.21 1.04 1.48
Silica Imsil A25 22.7        
Silica 200 mesh   24.88 24.54 29.58 36
Tin Oxide 1.7 1 2.49 2.26 1.72
Copper Carbonate 0.26 1.99 0.5 0.35 0.43
Cobalt Carbonate   0.24      
Yellow Iron Oxide     0.05    
Red Iron Oxide       0.04  
Rutile       2.33    
  McWhinnie Pinnell Ron Roy Ron Roy Prange  
  Copper Red Orange Red Revised Copper Adjusted Copper Red  
Gerstley Borate   14.2        
Whiting 13.54 9.3 15 15    
Zinc Oxide   1.7        
Magnesium Carb. 3.12          
Custer Feldspar 52.08          
Ferro frit 3278     17 17    
Ferro frit 3124         81.73  
Nepheline Syenite   47.3        
Kona F4     34 34    
EPK     8      
OM-4       12 8.17  
Bentonite         2.94  
Silica 200 mesh 31.25 27.5 26 24 10.1  
Tin Oxide 3.12 1 1 1 8.17  
Copper Carbonate 2 0.3     3  
Cupric Oxide     0.2 0.2    
  Hendley Hendley Hendley Hendley Hendley  
  #1 #2 #3 #4 #5  
Gerstley Borate 9 9 9 9 9  
Whiting 8 9 11 10 12  
Zinc Oxide 2 2        
Strontium Carb.   3 3      
Custer Feldspar 45 45 45 45 45  
Talc 5.5 6 6 5.5 6  
Barium Carb. 4.5     4.5  
EPK 2 2 2 2 3
Silica  21.5 21.5 21.5 21.5 22.5
Bentonite 2.5 2.5 2.5 2.5 2.5
Tin Oxide 2 2 2 2 2
Copper Carbonate 0.8 0.8 0.8 0.8 0.8
Copper Reds 1