Cone 010-05. These glazes produce a very dramatic effect when reduced after raku firing. They are recommended to fire at cone 05. All are LEAD FREE. CL- Not for use in grades 6 and below. Decorative use only. R12 Blue Bell - Pint $8.76 R14 Smokey Liliac- Pint $8.76 R13 Smokey Blue Pint $8.76 R15 Caribbean Blue Pint $8.76 R16 Copper Patina Pint $8.76 R17 Tarnished Silver $8.76 R18 Lustrous Copper Pint $8.76 R19 Copper Matte Pint $8.76