Temple’s Persimmon
Find this listing on our Glazy account: https://glazy.org/recipes/8712
Cone: 9 – 10
Color: rust with black speckles
Surface: gloss
Firing: reduction
Recipe: (Percent)
Bone Ash……………… 8.87
Talc …………………….. 5.05
Whiting ……………….. 6.34
Custer Feldspar ……. 44.32
EPK …………………….. 5.05
Silica ………………….. 18.98
Red Iron Oxide …….. 11.39
Totals: 100 %
Possible Health Hazards:
Talc: wear a NIOSH approved dust mask when handling dry material
Silica: free silica-wear a NIOSH approved dust mask when handling dry material
Estimated Thermal Expansion = 11.67×10-6 /deg. C
Unity Formula for Temple’s Persimmon:
0.180 K2O 0.353 Al2O3 3.456 SiO2
0.082 Na2O 0.257 Fe2O3 0.001 TiO2
0.599 CaO 0.109 P2O5 0.000 MnO2
0.138 MgO 9.8:1 Si:Al Ratio
Percentage Analysis for Temple’s Persimmon: (by weight)
57.45 % SiO2
9.96 % Al2O3
4.69 % K2O
1.41 % Na2O
9.30 % CaO
1.54 % MgO
11.36 % Fe2O3
4.27 % P2O5
0.02 % TiO2