Iron Sulfate (copperas)|
- Iron Sulfate is a soluble material often used in raku and low fire soda applications.
- If calcined at 1652*F iron sulfate becomes anhydrous iron sulfate, also referred to as crocus martis, Fe2O3-FeSO4.
- This form of iron sulfate is used at all temperatures and helps in creating colors ranging from soft yellows to dark purple-browns.
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