Gerstley Maroon

Same glaze as pervious post, wood fired to cone 2
unfluxed fly ash, craters, crazing, worm tracks forming

Barium/Boron Glaze cone 2-9 ox or red.
Custer 35
gerstley 17
barium carb 12
zinc ox 5
epk 2
flint 29
black copper +1
cobalt carb +0.5

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