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Discover new creators, glaze recipes, and discussions from around the world.
G3838A
G3838A is a cone 6, low-expansion transparent glaze specifically engineered for high-kaolin porcelains, such as Plainsman P300, to minimize crazing. It serves as a superior alternative to G2926J by of
MGBase4
Glaze Recipe: MGBase4 (Cone 6-7). This balanced borosilicate transparent liner glaze is formulated for high durability, chemical resistance, and food safety. It features a neutral thermal expansion su
G2896
Recipe G2896 is a Cone 6 iron-red glaze formulated with Ravenscrag Slip. The red coloration is derived from iron silicate crystal formation during firing. Technical properties and application guidelin
L3685U
L3685U is a versatile, plastic white-firing material formulated for use as both a casting/throwing body and an engobe (slip) at Cone 03. It is designed to match the firing shrinkage of low-fire stonew
G2931H
Recipe G2931H is a clear, fritted glaze formulated for Cone 03-02 firing. With a thermal expansion of 8.0, this glaze is specifically engineered for high-talc clay bodies to prevent shivering. For suc
L3341B
Glaze L3341B utilizes Alberta Slip as a base for iron-crystal development. Incorporating 3% iron oxide provides sufficient saturation for metallic crystal growth; higher additions are generally unnece
G2902B
Glaze G2902B is a base crystalline formulation intended for high-expansion ceramic bodies to mitigate crazing. The recipe contains no clay or kaolin, resulting in a high-density slurry that requires t
MGBase6
Glaze: MGBase6. Technical Characteristics: MGBase6 is a zinc-based, semi-opaque, semi-matte glaze that produces a muted teal or sage green aesthetic. The zinc oxide content facilitates the development
L3954B
L3954B is a white, high-opacity engobe formulated for use on stoneware bodies, specifically optimized for Plainsman M390 and M340. It is engineered to match the drying and firing shrinkage of these bo
L3924C
Zero3 Fritware (L3924C) is a high-plasticity, fritted porcelain designed for firing at cone 03. The formulation relies on 30% frit as the primary flux, providing rapid vitrification and high density a
GR6-M
GR6-M is a stable Cone 6 floating blue glaze formulated with a Ravenscrag Slip and frit base. It serves as an alternative to traditional Gerstley Borate-based floating blue recipes, eliminating issues
G2934Y
G2934Y is a cone 6 magnesia matte base glaze formulated as a higher-fluidity, lower-LOI alternative to the dolomite-based G2934. By sourcing MgO from Ferro Frit 3249 and talc, the recipe achieves supe
GR10-K1
Recipe GR10-K1 is a Ravenscrag Slip-based tenmoku glaze formulated for cone 10 reduction firing. Characteristics include a high-gloss finish with a tendency to break to a light brown on contour edges.
GA10-B
Recipe GA10-B is a Tenmoku-style glaze formulated for cone 10 reduction, utilizing Alberta Slip as the primary base. Base formulation requires 93% Alberta Slip, 5% calcium carbonate, and 2% iron oxide
G2931K
G2931K is a lead-free, all-fritted transparent clear glaze formulated for cone 03, optimized for use on Zero3 stoneware and porcelain. It is engineered to provide superior clarity, gloss, and fit, min
L3954N
Engobe L3954N is specifically formulated for application on leather-hard clay bodies H450 and H550 to ensure optimal shrinkage compatibility. Due to its high ball clay content, it provides excellent a
g2851H
Glaze G2851H is a Ravenscrag Slip-based formulation designed for Cone 6 oxidation firing. The fired surface is characterized by a variegated, light blue coloration with a soft, smooth texture. Achievi

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G1216M
G1216M is a cone 6 transparent base glaze designed as a low-expansion alternative to G1215U. It utilizes raw talc to source MgO, offering a cost-effective, high-clarity finish. Technical characteristi
GR6-A
GR6-A (G2936C) is a transparent glossy base glaze formulated for cone 6, consisting of 80% Ravenscrag Slip and 20% borate frit. Due to the natural composition of Ravenscrag Slip, the glaze exhibits sl
MGBase5
Glaze Designation: MGBase5. Description: A high-calcium, boron-balanced clear glaze engineered for functional interior surfaces. Technical Properties: The formulation produces a dense, crystal-clear,
GBCG
GBCG serves as a foundational crystalline glaze base suitable for firing ranges between Cone 6 and Cone 10. The formulation is primarily composed of Frit 3110, typically constituting 50% of the dry we
G2902D
Glaze G2902D is a cone 6 formulation engineered for optimal fit on bodies with compositions similar to L3659B (38% silica, 28.5% ball clay, 28.5% nepheline syenite, 5% bentonite). The fired surface is
L3724F
Recipe L3724F is a frit-fluxed terra cotta body/slip formulated for Cone 03 firing. It is designed to provide improved adhesion and vitrification compared to standard terra cotta compositions. Technic
GA6-C
GA6-C is a Cone 6, Alberta Slip-based cobalt-free glaze that produces a rich, variegated blue finish through rutile and iron interaction. It is most effective on dark-burning clay bodies or white bodi
G3879
G3879 is a professional-grade, transparent low-fire base glaze formulated for firing between cone 06 and 04. Engineered through reverse-engineering commercial standards, it provides high clarity, exce
GR6-C
Recipe GR6-C is a cone 6 glossy white base glaze formulated with Ravenscrag Slip. It provides a vibrant surface with variegation and edge-breaking properties on stoneware clay bodies. Application guid
G2853B
Glaze G2853B is a low-fire (Cone 04) formulation consisting of a 50:50 blend of Ravenscrag Slip and Frit 3195. For increased melt fluidity, the ratio may be adjusted to 40% Ravenscrag Slip and 60% Fri
GR10-G
Recipe GR10-G is a base white glaze formulated for cone 10 oxidation firing, utilizing Ravenscrag Slip as the primary fluxing agent. Application should be adjusted to achieve an even coating suitable
G2926J
Glaze G2926J is a low thermal expansion variant of the G2926B base, formulated to address crazing issues. Its calculated thermal expansion coefficient is 5.6, significantly lower than the standard 6.4
G1916Q
G1916Q is a versatile, expansion-adjustable transparent glaze formulated for the cone 04-02 firing range. It utilizes a base of Ferro frits (3195, 3110, and 3249) and ball clay to achieve a high-gloss
GA10-D
Glaze GA10-D utilizes Alberta Slip as the primary base for cone 10 reduction firing. To mitigate drying shrinkage and crawling, the base must consist of a 50:50 ratio of calcined to raw Alberta Slip.
G1216L
Glaze G1216L is a modified formulation of G1214M designed to reduce thermal expansion from 7.0 to 6.5. This was achieved by incorporating MgO via talc and increasing boron content at the expense of Ca
GR10-C
Recipe GR10-C (RavenTalc Matte) is a high-fire base glaze formulated for cone 10 reduction. The composition consists of 90% Ravenscrag Slip (blended 50/50 raw and roasted) and 10% talc. The addition o
Ceramic Glaze/Body Recipes
The provided collection contains documented ceramic body, engobe, and glaze recipes spanning various temperature ranges and aesthetic finishes. These formulations serve as technical references for dev
G3806C
Recipe G3806C is a high-fluidity, transparent cone 6 base glaze engineered for reactive colorants such as copper and tin. Technical Characteristics: This glaze is formulated for high-melt fluidity and
BORY1
BORY1 is a crystalline glaze base formulated for a firing range of Cone 6–10. The incorporation of Gerstley Borate facilitates lower temperature maturation, while titanium dioxide acts as a nucleating
L3500
Recipe L3500 (GA6-B) is an amber-colored transparent glaze formulated for Cone 5–6 oxidation. It is designed as an Alberta Slip-based chemistry using Ferro Frit 3195 or Fusion F-2. Key features includ
G2931L
Recipe G2931L is a low-expansion, clear ceramic glaze designed for cone 03-02 firing. Developed as a modification of the G2931K base, this formulation reduces thermal expansion (coefficient of 6.3) by
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GA10-A
Glaze GA10-A utilizes Alberta Slip as a base material to achieve a tenmoku-like finish at Cone 10 Reduction. To optimize drying properties and prevent cracking, a 60:40 ratio of calcined to raw materi
MGBase1
Glaze Formulation: MGBase1 (HCSM 1). Characteristics: A semi-matte, buttery finish achieved through the development of calcium-silicate crystals. Firing Requirements: Requires a controlled cooling cyc
FAAO
Glaze FAAO is a high-dolomite, high-titanium base suitable for firing ranges between Cone 8 and 10. It produces an opaque, crystalline surface. Crystal formation is moderate, with growth rates measure
GR10-E
Recipe GR10-E is a versatile celadon base composed primarily of Alberta Slip and Ravenscrag Slip. The formulation allows for adjustments to thermal expansion, melt fluidity, and color saturation by mo
VESUCG
VESUCG is a titanium-free crystalline glaze formulated with whiting and magnesium carbonate. It is rated for use at Cone 7–9, with optimal results achieved at Cone 8–9. The glaze exhibits high crystal
FO
Glaze FO is a crystalline formulation optimized for rapid crystal growth within the cone 6–9 firing range, with peak performance at cone 8. At cone 5, external seeding is required for crystal developm
MGBase2
Glaze: MGBase2. Characteristics: This high-calcium, semi-matte base produces an opaque, eggshell-white surface via micro-crystalline development. Application: Exhibits good suspension properties and u
GR6-D
Glaze GR6-D is a colorant modification of the GR6-A base. The standard formulation consists of the GR6-A base with the addition of 13% red iron oxide, 0.5% cobalt carbonate, and 0.5% chrome oxide. For
MGBase3
MGBase3 is a calcium-alumina-silicate clear base designed for Cone 6 firing. It functions as a versatile foundation for color development using oxides and stains, providing high clarity, transparency,
GR6-B
Glaze Formula: GR6-B. Base: Ravenscrag Slip (Cone 6). Characteristics: Produces a variegated, medium-light blue glaze with greenish undertones at edges. Properties: Demonstrates high consistency and o
GA6-G
Recipe GA6-G is a Cone 6 oxidation glaze formulated with Alberta Slip. This version reduces lithium content relative to traditional Albany Slip formulations to mitigate shivering and improve thermal e
GA6-G1
GA6-G1 is a Cone 6 Alberta Slip-based glaze formulated to reduce thermal expansion compared to standard lithium-brown recipes. By adjusting KNaO and MgO levels—specifically through the inclusion of Fr
GA6-F
GA6-F is a Cone 6 Alberta Slip-based glaze characterized by an oatmeal-textured matte finish. The variegation is derived from the crystallization of excess titanium and rutile during cooling. Applicat
G2916F
G2916F is a high-durability, clear dinnerware glaze formulated for Cone 6 oxidation firing. It is characterized by high SiO2 and Al2O3 content with a low-boron flux profile, utilizing a blend of CaO,
MGBase8
Recipe Code: MGBase8
CELECG
Glaze Code: CELECG. Classification: Spodumene-Talc based crystalline glaze. Maturing Range: Cone 9-10. Visual Characteristics: Colorless transparent ground with pale aquamarine cigar-shaped crystals.
FAC5
Glaze FAC5 is a spodumene-talc based crystalline glaze formulated for a maturing range of cones 6–9, with optimal results typically achieved at cones 8–9. The fired surface features a colorless transp
MGBase7
Glaze: MGBase7 (Raspberry)
GC106
Recipe GC106 is a crystalline base formulated for use with Glass Coatings and Concepts Frit #106. Optimal performance is achieved at Cone 10–11; the glaze is significantly underfired at Cone 7 and exh
G2826X
Recipe G2826X is a Gerstley Borate-based iron-red glaze designed for Cone 6 firing. The formulation is chemically analogous to standard iron-red recipes. It exhibits a high melt fluidity, which is nec
G2571A
G2571A is a cone 10 reduction-fired dolomite matte glaze characterized by a durable, silky surface texture. Unlike many magnesium-based mattes, this formulation is engineered for chemical stability, p
GR10-B
Glaze GR10-B is a cone 10 reduction formulation consisting of 90% Ravenscrag Slip and 10% dolomite. The inclusion of dolomite provides MgO to improve thermal expansion compatibility and reduce crazing
G1215U
G1215U is a high-MgO, low-expansion transparent glaze formulated to prevent crazing on low-silica porcelain bodies. Due to its low thermal expansion, it is optimized for high-vitrification porcelain;
GR10-L
Glaze GR10-L is formulated using a base of 90% Ravenscrag Slip and 10% iron oxide, intended for reduction firing at Cone 10. The base Ravenscrag Slip serves as a versatile, stable medium that produces
G1947U
G1947U is a high-temperature (Cone 10) transparent base glaze designed for use on porcelain and whiteware bodies. Its formulation utilizes wollastonite as the primary source of CaO to improve surface
GA6-H
Glaze GA6-H is a glossy black formulation based on Alberta Slip. Base formulation requires 80% Alberta Slip, 20% Boron Frit (Frit 3134 or 3195), and 3% black stain. To achieve higher gloss, increase t
GR6-H
GR6-H is a Cone 6 oxidation, Ravenscrag Slip-based oatmeal glaze. It produces a silky matte texture but is prone to leaching due to high levels of calcined alumina and colorants; prioritize GA6-F Albe
GA10x-A
Glaze GA10x-A consists of Alberta Slip fortified with 10% Frit 3134. This formulation produces a glossy, transparent brown finish when fired to Cone 10. Under oxidation, the glaze exhibits increased t
G2934
G2934 is a boron-fluxed, MgO-based matte glaze designed for Cone 6 oxidation firing. It provides a durable, silky surface with low thermal expansion and good chemical stability. The glaze is optimized
GA6-A
Recipe GA6-A is a Cone 6 amber-colored glaze consisting of 80% Alberta Slip and 20% frit (typically Ferro Frit 3134 or 3195). While it produces a high-quality transparent glass on brown and red-burnin
G1214M
Glaze G1214M is a cone 6 base formulated to support chrome-tin pink and maroon stain development, characterized by high calcium oxide and low boron trioxide content. While functional, it is superseded
GR6-E
Recipe GR6-E is a chrome-tin burgundy glaze formulated on the Ravenscrag cone 6 base. To achieve color development, the base glaze must contain high calcium (minimum 10% CaO), low boron, and zero zinc
G2826R
G2826R is a Cone 6 rutile-based variegated glaze. Its visual characteristics include color pooling, opalescence, and micro-variations in opacity created by the interaction of rutile, cobalt, and iron.
G2928C
G2928C is a cone 6, MgO-based silky matte glaze formulated with Ravenscrag Slip. It is optimized for application on whiteware or porcelain, producing an ivory-white, micro-wrinkled surface texture. Th
MGBase9
Waterfall Brown is a high-fluidity, iron-bearing glaze formulated for Cone 6 oxidation firing. It produces a glossy, variegated finish characterized by dark brown tones that break over textures to rev
L2000
Recipe L2000 is a foundational porcelain body designed for Cone 10 oxidation or reduction firing. Standard formulation consists of 25% silica, 25% feldspar, and 50% clay materials. Adjustments to vitr
G2240
Glaze G2240 is formulated for cone 10 reduction firing, producing a matte, oatmeal-toned finish. Visual characteristics, particularly surface coloration, are thickness-dependent; thinner applications
GR6-L
Recipe GR6-L is a chrome-tin stain-based variant of the GR6-A base (80% Ravenscrag Slip, 20% Frit 3134) formulated for Cone 6 firing. The addition of 10% Mason 6006 stain provides a stable, consistent
GA6-D
GA6-D is a Cone 6 Alberta Slip-based glaze suitable for various clay bodies. Preparation: Alberta Slip must be roasted to 1000°F (538°C) before use to eliminate drying shrinkage and prevent crawling;
G2000
Glaze G2000 is a zinc-fluxed matte formulated for Cone 6 firing. Its surface characteristics are highly sensitive to thermal history, cooling rates, and specific feldspar chemistry. When optimal, the
G2926B
G2926B is a high-gloss, ultra-clear, general-purpose cone 6 transparent base glaze characterized by low melt mobility and high durability. It is specifically formulated as a stable host for colorants,
GR6-N
GR6-N is a cone 6 oxidation glaze formulated with a Ravenscrag Slip base. It is characterized by a high-gloss finish and significant melt fluidity, which produces increased transparency and color vari
GR10-A
Ravenscrag Slip functions as a base glaze for Cone 10 reduction firing, producing a functional, silky semi-gloss finish. Due to its high clay content, formulations utilizing a high percentage of Raven
TNF2CG
TECHNICAL SPECIFICATIONS: TNF2CG is a Dolomite-based crystalline glaze formulated for Cone 6-9 firing ranges. This variant utilizes tin to modify crystal morphology, shifting development from broad pe
G1214Z1
G1214Z1 is a cone 6 calcia-based matte glaze designed for high melt fluidity. Its chemistry promotes a fine-grained crystalline surface during the cooling phase. To mitigate drying shrinkage and preve
G1214W
Glaze G1214W is a cone 6 clear base developed from average limit formulas. It serves as a derivative of the G1214M base and precedes the G2926B formulation. The glaze acts as a versatile base for vari
GR10-J1
Glaze GR10-J1 is a dolomite matte base formulated for cone 10 reduction firing. Technical variations include: 1. Bamboo effect: Add 1% iron oxide to the base. 2. Alternative bamboo/opaque finish: Add
GR10-J
GR10-J is a Cone 10 reduction, Ravenscrag Slip-based silky matte glaze. It is formulated for high stability, resisting crazing, cutlery marking, and surface staining on most stoneware bodies. The incl
GRNTCG
Glaze Code: GRNTCG. Recommended firing range: Cone 8–10 (optimum results at Cone 9). This formulation is a high-titanium crystal glaze characterized by the formation of moderate zinc silicate crystals
