Category: Glaze
Created 2017-06-09 19:32:22 by Sue McLeod
Categories: Glaze
Firing Temperature: Δ6
Atmospheres: Oxidation
Surface Type: Matte
Transparency: Opaque

Cedar Hill Studio new Matte Turquoise recipe. Bubbles/blisters around the edges at times. Recipe still needs work but better than old Matte Turquoise recipe.

Material Amount Batch Subtotal
Strontium Carbonate 24
Frit 3124 20
Nepheline Syenite (Theoretical) 20
EPK 13.5
Silica 11.5
Calcined Kaolin 10.5
Lithium Carbonate 2
Total Base:101.5
Copper Carbonate 3
Total: 104.5

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO SrO Li2O K2O Na2O KNaO P2O5 Fe2O3 TiO2 CuO LOI
Strontium Carbonate2416.857.15
Frit 31242011.061.982.752.810.141.261.4
Nepheline Syenite (Theoretical)2012.144.660.020.140.921.962.880.020.14
Calcined Kaolin10.55.684.82
Lithium Carbonate20.811.19
Copper Carbonate31.931.07
100% no LOI 50.0817.752.960.043.2118.120.881.193.474.660.

Unity Molecular Formula (UMF)



0.17 Na2O
0.04 K2O
0.09 Li2O
0.53 SrO
0.17 CaO


0.53 Al2O3
0.13 B2O3


2.52 SiO2


0.08 CuO





0.3 : 0.7

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze.

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Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 4.79

Similar Base Recipes

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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
Strontium Carbonate Harmful WARNING Product dust may be irritating to eyes,skin and respiratory system.  1 0 0 E
EPK HarmfulHealth Hazard DANGER EPK Kaolin is a naturally occurring mineral, which may contain amounts of crystalline silica
typically 0.1-1.0%, may cause damage to respiratory system through prolonged or repeated
1 0 0 E
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
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.