Folk Art Guild White

Chemistry

Recipe

MaterialAmount
Soda Feldspar 18.0%
Spodumene 10.0%
Flint 18.0%
Kaolin 18.0%
Dolomite 18.0%
Gillespie Borate 18.0%
Tin Oxide addition13.0%
Red Iron Oxide addition2.0%
Bentonite addition2.0%

Oxide analysis % by weight

Na2O1.4%
K2O0.9%
MgO3.3%
CaO4.9%
FeO0.1%
Al2O38.6%
SiO234.8%
TiO20.0%
SnO211.1%
LOI34.9%

Some materials have no recorded composition, so the analysis covers the rest of the batch only.

Based on the Folk Art Guild White recipe in John Britt’s book “Mid-Range Glazes”, adapted to materials sourced from CTM Pottery Supplies.