Pottery Test Tile Archive

A personal reference and public resource for glaze testing

Mayco Micro Ash

Mayco · Stoneware

SKU
SW-218
Line
Stoneware
Finish
matte
Color
gray
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

Micro Ash on SIO2 Barcino Grey cone 6 oxidation

tile-260316-front

Mayco Micro Ash

SIO2 Barcino Grey

Cone 6 · oxidation · 2026-03

White Engobe + Black Engobe + Micro Ash on SIO2 Barcino Grey cone 6 oxidation

tile-260316-back

Mayco White Engobe base / Mayco Black Engobe over / Mayco Micro Ash over

SIO2 Barcino Grey

Cone 6 · oxidation · 2026-03

Micro Ash on SIO2 Zumaia Grey (Rokk Grey) cone 6 oxidation

tile-260344-front

Mayco Micro Ash

SIO2 Zumaia Grey (Rokk Grey)

Cone 6 · oxidation · 2026-03

White Engobe + Black Engobe + Micro Ash on SIO2 Zumaia Grey (Rokk Grey) cone 6 oxidation

tile-260344-back

Mayco White Engobe base / Mayco Black Engobe over / Mayco Micro Ash over

SIO2 Zumaia Grey (Rokk Grey)

Cone 6 · oxidation · 2026-03

Micro Ash + SPS - Melting Point Reducer on Valentine LoStone Sea-Mist cone 4 oxidation

tile-260248-back

Mayco Micro Ash base / Botz SPS - Melting Point Reducer over

Valentine LoStone Sea-Mist

Cone 4 · oxidation · 2026-03

Micro Ash + SPS - Melting Point Reducer on Valentine LoStone Sea-Mist cone 5 oxidation

tile-260205-front

Mayco Micro Ash base / Botz SPS - Melting Point Reducer over

Valentine LoStone Sea-Mist

Cone 5 · oxidation · 2026-02

Micro Ash on Valentine LoStone Sea-Mist cone 5 oxidation

tile-260205-back

Mayco Micro Ash

Valentine LoStone Sea-Mist

Cone 5 · oxidation · 2026-02