Pottery Test Tile Archive

A personal reference and public resource for glaze testing

Mayco Green Jasper

Mayco · Stoneware

SKU
SW222
Line
Stoneware
Finish
glossy
Color
green
Cone range
6–10

7 fired tiles in this archive — cone 4, 5, 6, oxidation, on SIO2 Barcino Grey, SIO2 Zumaia Grey (Rokk Grey), Valentine LoStone Sea-Mist

Green Jasper on SIO2 Barcino Grey cone 6 oxidation

tile-260319-front

Mayco Green Jasper

SIO2 Barcino Grey

Cone 6 · oxidation · 2026-03

White Engobe + Black Engobe + Green Jasper on SIO2 Barcino Grey cone 6 oxidation

tile-260319-back

Mayco White Engobe base / Mayco Black Engobe over / Mayco Green Jasper over

SIO2 Barcino Grey

Cone 6 · oxidation · 2026-03

Green Jasper on SIO2 Zumaia Grey (Rokk Grey) cone 6 oxidation

tile-260347-front

Mayco Green Jasper

SIO2 Zumaia Grey (Rokk Grey)

Cone 6 · oxidation · 2026-03

White Engobe + Black Engobe + Green Jasper on SIO2 Zumaia Grey (Rokk Grey) cone 6 oxidation

tile-260347-back

Mayco White Engobe base / Mayco Black Engobe over / Mayco Green Jasper over

SIO2 Zumaia Grey (Rokk Grey)

Cone 6 · oxidation · 2026-03

Green Jasper + SPS - Melting Point Reducer on Valentine LoStone Sea-Mist cone 4 oxidation

tile-260244-back

Mayco Green Jasper base / Botz SPS - Melting Point Reducer over

Valentine LoStone Sea-Mist

Cone 4 · oxidation · 2026-03

Green Jasper + SPS - Melting Point Reducer on Valentine LoStone Sea-Mist cone 5 oxidation

tile-260208-front

Mayco Green Jasper base / Botz SPS - Melting Point Reducer over

Valentine LoStone Sea-Mist

Cone 5 · oxidation · 2026-02

Green Jasper on Valentine LoStone Sea-Mist cone 5 oxidation

tile-260208-back

Mayco Green Jasper

Valentine LoStone Sea-Mist

Cone 5 · oxidation · 2026-02