Category: Glaze
Created 2017-09-04 04:03:24 by Sue McLeod
Categories: Glaze
Firing Temperature: Δ6
Atmospheres: Oxidation
Surface Type: Glossy
Transparency: Opaque

Cedar Hill Studio new Lavender recipe

Material Amount Batch Subtotal
Nepheline Syenite (Theoretical) 1360
Gerstley Borate 640
Silica 520
Amtalc-C98 Talc 480
Kentucky OM #4 Ball Clay 400
Spodumene - Canadian 400
Dolomite 200
Total Base:4000
Cobalt Carbonate 80
Total: 4080

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO Li2O K2O Na2O KNaO P2O5 Fe2O3 TiO2 MnO2 CoO LOI
Nepheline Syenite (Theoretical)1825.53316.871.369.5162.57133.28195.851.359.52
Gerstley Borate64094.716.41171.5222.39124.152.5725.628.170.642.560.64188.8
Amtalc-C98 Talc480256.81.44141.616.81.441.442.40.4857.6
Kentucky OM #4 Ball Clay400220.79111.
Spodumene - Canadian400264.95101.928.940.821.222.041.430.490.24
Cobalt Carbonate8050.429.6
100% no LOI 59.8414.764.75.785.830.791.964.426.380.060.310.160.011.38

Unity Molecular Formula (UMF)



0.19 Na2O
0.06 K2O
0.07 Li2O
0.28 CaO
0.39 MgO


0.4 Al2O3
0.18 B2O3


2.72 SiO2
0.01 TiO2


0.01 Fe2O3
0.05 CoO





0.32 : 0.68

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 6.88

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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
Gerstley Borate
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
Amtalc-C98 Talc Harmful WARNING Causes mild skin irritation
Harmful if inhaled
May cause respiratory irritation
1 0 0 E
Kentucky OM #4 Ball Clay Health Hazard WARNING May cause damage to lung through prolonged or repeated inhalation 2 0 0 E
Dolomite Health Hazard DANGER May cause cancer (Inhalation) 1 0 0 E
Cobalt Carbonate Health HazardEnvironmental Hazard DANGER May cause cancer
Suspected of causing genetic effects
May damage fertility or the unborn child
May cause allergy or breathing difficulties if inhaled
May cause a allergic skin reaction
Very toxic to aquatic life
Very toxic to aquatic life with long lasting effects
2 0 0 *