Category: Glaze > Green > Copper
Created 2017-05-07 18:13:56 by Arline Edmonds
Categories: Glaze > Green > Copper
Firing Temperature: Δ5½-7
Atmospheres: Neutral
Surface Type: Glossy
Transparency: Translucent

Green-yellow glossy, translucent. Used Blue Heron Stain "Primary Yellow" which is like Mason "Canary Yellow".

Material Amount Batch Subtotal
Minspar 200 20
Frit 3134 20
EPK 20
Silica 18.5
Amtalc-C98 Talc 11.5
Vansil W-30 Wollastonite 10
Total Base:100
Mason stain 7
Copper Carbonate 2
Rutile 2
Total: 111

Percentage Analysis

Ingredient Amount SiO2 Al2O3 B2O3 MgO CaO K2O Na2O KNaO P2O5 Fe2O3 TiO2 MnO CuO LOI
Minspar 2002013.783.720.30.821.312.130.010.06
Frit 3134209.34.624.032.062.06
Amtalc-C98 Talc11.
Vansil W-30 Wollastonite1050.
Mason stain7
Copper Carbonate21.290.71
100% no LOI 62.7511.454.683.619.40.943.434.370.050.451.910.011.31

Unity Molecular Formula (UMF)



0.17 Na2O
0.03 K2O
0.52 CaO
0.28 MgO


0.35 Al2O3
0.21 B2O3


3.23 SiO2
0.07 TiO2


0.01 Fe2O3
0.05 CuO





0.2 : 0.8

SiO2:Al2O3 Chart

Closest 100 neighbors in Glaze > Green > Copper.

Click and drag to zoom
Stull Chart
SiO2:Al2O3 Ratio
SiO2:Al2O3 Ratio 9.31

Similar Base Recipes

Similar RO/R2O Unity Formulas

No recipes with similar RO/R2O Unity Formulas were found.

No reviews yet.


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
Minspar 200 Health Hazard WARNING May cause damage to lung through prolonged or repeated inhalation 2 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
Amtalc-C98 Talc Harmful WARNING Causes mild skin irritation
Harmful if inhaled
May cause respiratory irritation
1 0 0 E
Vansil W-30 Wollastonite Health Hazard DANGER May cause cancer if inhaled.
Causes damage to organs through prolonged or repeated exposure if inhaled. (respiratory tract)
Copper Carbonate Harmful WARNING Harmful if swallowed.
Causes skin irritation.
Causes serious eye irritation.
Rutile 1 0 0