Category: Glaze
Created 2017-02-08 09:25:43 by Alisa Liskin Clausen
Categories: Glaze
Firing Temperature: Δ6
Atmospheres: Oxidation
Surface Type: Glossy

Material Amount Batch Subtotal
Kona F-4 feldspar 46
Silica 20
Gerstley Borate 12
Whiting 10
Soda Ash 5
Strontium Carbonate 5
Lithium Carbonate 2
Total Base:100
Copper Carbonate 5
Titanium Dioxide 4
Total: 109

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO SrO Li2O K2O Na2O KNaO P2O5 Fe2O3 TiO2 CuO LOI
Kona F-4 feldspar4630.
Gerstley Borate121.780.123.220.422.330.050.480.530.
Soda Ash52.52.52.5
Strontium Carbonate53.511.49
Lithium Carbonate20.811.19
Copper Carbonate53.221.78
Titanium Dioxide44
100% no LOI 55.819.713.420.479.273.730.872.46.548.940.

Unity Molecular Formula (UMF)



0.28 Na2O
0.07 K2O
0.08 Li2O
0.1 SrO
0.44 CaO
0.03 MgO


0.26 Al2O3
0.13 B2O3


2.49 SiO2
0.14 TiO2


0.12 CuO





0.43 : 0.57

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 9.76

Similar Base Recipes

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Similar RO/R2O Unity Formulas

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09/2016 Note: This is a new feature. If a recipe material is not listed, that material's data has not yet been added. Some materials only have GHS ratings, while others only have HMIS ratings. Warnings differ between systems and countries. Glazy does not take any responsibility for accuracy of linked SDS information. Contact your ceramics supplier for safety information for your specific materials.
Globally Harmonized System (GHS) Hazardous Materials Identification System (HMIS) SDS Link
Material Pictograms Signal Word Hazard Statements Health Flammability Hazard Protection
Silica HarmfulHealth Hazard DANGER From 200-Mesh SDS:
May cause cancer by inhalation.
Causes damage to lungs through prolonged or repeated exposure by inhalation.
* 0 0 E
Gerstley Borate
Whiting Harmful WARNING Causes eye irritation
Soda Ash Harmful WARNING Causes skin irritation.
Causes serious eye irritation.
2 0 0 B
Strontium Carbonate Harmful WARNING Product dust may be irritating to eyes,skin and respiratory system.  1 0 0 E
Lithium Carbonate Harmful WARNING Harmful if swallowed.
Causes serious eye irritation.
Harmful to aquatic life.
Copper Carbonate Harmful WARNING Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
Titanium Dioxide Health Hazard WARNING Suspected of causing cancer