Ravenscrag Slip cone 6 glaze variations by Kat Valenzuela

Share from Insight-live.com (Lab Documentation and Calculation System) by Digitalfire. https://digitalfire.com

These were mixed around 2005.

Project Name

Ravenscrag Glaze Variations by Kat Valenzuela

Project Codenumber

UnAssigned

Pictures

Ravenscrag glaze recipe board - Kat Valenzuela

G2850A Ravenscrag Cone 6 Light Blue

Code #

MRG6B

Materials	Amt
RAVENSCRAG SLIP	80.000
Ferro FRIT 3134	20.000

Additions
Cobalt Oxide	3.000
Rutile	3.000
Titanium Dioxide	3.000

Total:109.00

Auto Unity Formula

CaO	0.61
MgO	0.10
K₂O	0.07
Na₂O	0.11
(KNaO)	0.18
TiO₂	0.21
B₂O₃	0.19
Al₂O₃	0.29
SiO₂	2.78
CoO	0.11
Fe₂O₃	0.02

Ratios

Si:Al: 9.5:1
SiB:Al: 10.1:1
R₂O:RO: 0.2:0.8

Expansion

7.3 (Molar:7.0)

LOI

7.2

Notes

*A variation of G2850

Pictures

MRG6B Ravenscrag Cone 6 Light Blue plate

On buff and red stoneware and porcelain (clockwise).

Typecodes

ST-Untitled typecode

Alternate Code Number:GR6-B

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="G2850A Ravenscrag Cone 6 Light Blue" id="64217" key="sd45jBZS" date="2022-08-24" typecodes="ST" codenum="MRG6B" picturebasename=""> <recipelines> <recipeline material="RAVENSCRAG SLIP" amount="80.000" tolerance=""/> <recipeline material="Ferro FRIT 3134" amount="20.000" tolerance=""/> <recipeline material="Cobalt Oxide" amount="3.000" added="true"/> <recipeline material="Rutile" amount="3.000" added="true"/> <recipeline material="Titanium Dioxide" amount="3.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2005-01-13, Modified: 2022-08-24 10:13:17

Ravenscrag Cone 6 Light Blue Matte

Code #

G2850M-C

Materials	Amt
RAVENSCRAG SLIP	80.000
DOLOMITE	10.000
Ferro FRIT 3134	10.000

Additions
Cobalt Oxide	2.000
Rutile	5.000
Copper Oxide Black	0.500

Total:107.50

Notes

Pictures

G2850M-c Ravenscrag Cone 6 Light Blue Matte - Cone 6

Red and buff firing stoneware, porcelain (clockwise)

Typecodes

ST-Untitled typecode

Alternate Code Number:GR6-F

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="Ravenscrag Cone 6 Light Blue Matte" id="223502" key="4ovkDZrr" date="2024-04-17" typecodes="ST" codenum="G2850M-C" picturebasename=""> <recipelines> <recipeline material="RAVENSCRAG SLIP" amount="80.000" tolerance=""/> <recipeline material="DOLOMITE" amount="10.000" tolerance=""/> <recipeline material="Ferro FRIT 3134" amount="10.000" tolerance=""/> <recipeline material="Cobalt Oxide" amount="2.000" added="true"/> <recipeline material="Rutile" amount="5.000" added="true"/> <recipeline material="Copper Oxide Black" amount="0.500" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-12-23, Modified: 2024-04-17 02:05:48

Ravenscrag Cone 6 White Glossy

Code #

MRG6C

Materials	Amt
RAVENSCRAG SLIP	40.000
Ravenscrag Slip 1000F Roast	40.000
Ferro FRIT 3134	20.000

Additions
ZIRCOPAX	12.000

Total:112.00

Auto Unity Formula + Analysis

BaO	0.00	0.21%
CaO	0.68	10.85%
MgO	0.11	1.24%
K₂O	0.08	2.20%
Na₂O	0.12	2.16%
(KNaO)	0.20
TiO₂	0.01	0.28%
B₂O₃	0.20	4.05%
Al₂O₃	0.33	9.59%
SiO₂	3.34	56.92%
Fe₂O₃	0.01	0.60%
ZrO₂	0.20	7.16%

Ratios

Si:Al: 10.1:1
SiB:Al: 10.7:1
R₂O:RO: 0.2:0.8

Expansion

7.1 (Molar:6.8)

LOI

4.7

Notes

*Originally a variation of G2850.

Pictures

MRG6C Ravenscrag Cone 6 White Glossy plate

Cone 6 white and with 10% Mason 600

Cone 6 white and with 10% Mason 6006 stain.

MRG6C Ravenscrag Cone 6 White Glossy cone 6

On red and buff stoneware and porcelain (clockwise).

Typecodes

ST-Untitled typecode

Alternate Code Number:GR6-C

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="Ravenscrag Cone 6 White Glossy" id="64165" key="RKE3jyxx" date="2022-08-24" typecodes="ST" codenum="MRG6C" picturebasename=""> <recipelines> <recipeline material="RAVENSCRAG SLIP" amount="40.000" tolerance=""/> <recipeline material="Ravenscrag Slip 1000F Roast" amount="40.000" tolerance=""/> <recipeline material="Ferro FRIT 3134" amount="20.000" tolerance=""/> <recipeline material="ZIRCOPAX" amount="12.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-11-04, Modified: 2022-08-24 12:12:12

TEAL BLUE CONE 6 KAT

Code #

G2850P

Materials	Amt
Ravenscrag Slip	80.000
Ferro Frit 3134	20.000

Additions
Cobalt Carbonate	2.000
Chrome Oxide	2.000

Total:104.00

Auto Unity Formula

CaO	0.65
MgO	0.10
K₂O	0.08
Na₂O	0.12
(KNaO)	0.20
TiO₂	0.01
B₂O₃	0.20
Al₂O₃	0.31
SiO₂	2.95
CoO	0.05
Cr₂O₃	0.05
Fe₂O₃	0.01

Ratios

Si:Al: 9.5:1
SiB:Al: 10.1:1
R₂O:RO: 0.2:0.8

Expansion

6.8 (Molar:6.7)

LOI

7.8

Notes

Pictures

G2850P TEAL BLUE CONE 6

Red and buff stoneware, porcelain (clockwise).

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="TEAL BLUE CONE 6 KAT" id="64037" key="CYrC2Y1H" date="2022-08-24" codenum="G2850P" picturebasename=""> <recipelines> <recipeline material="Ravenscrag Slip" amount="80.000" tolerance=""/> <recipeline material="Ferro Frit 3134" amount="20.000" tolerance=""/> <recipeline material="Cobalt Carbonate" amount="2.000" added="true"/> <recipeline material="Chrome Oxide" amount="2.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 1998-07-21, Modified: 2022-08-24 10:29:29

G2850P Ravenscrag Cone 6 Raspberry

Code #

MRG6E

Materials	Amt
RAVENSCRAG SLIP	70.000
Ferro FRIT 3134	20.000
WHITING	10.000

Additions
TIN OXIDE	7.500
CHROME OXIDE	0.300

Total:107.80

Auto Unity Formula

CaO	0.76
MgO	0.08
K₂O	0.06
Na₂O	0.10
(KNaO)	0.16
B₂O₃	0.17
Al₂O₃	0.23
SiO₂	2.25
SnO₂	0.13

Ratios

Si:Al: 9.6:1
SiB:Al: 10.4:1
R₂O:RO: 0.2:0.8

Expansion

7.1 (Molar:7.3)

LOI

10.6

Cost

0.11 per kg

Notes

*Originally from G2851B
Whiting added for pink development.

Pictures

MRG6E Ravenscrag Cone 6 Raspberry plate

MRG6E G2850P Ravenscrag Cone 6 Raspberry Cone 6

Typecodes

ST-Untitled typecode

Alternate Code Number:GR6-E

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="G2850P Ravenscrag Cone 6 Raspberry" id="64186" key="LmR1oW3p" date="2022-08-24" typecodes="ST" codenum="MRG6E" picturebasename=""> <recipelines> <recipeline material="RAVENSCRAG SLIP" amount="70.000" tolerance=""/> <recipeline material="Ferro FRIT 3134" amount="20.000" tolerance=""/> <recipeline material="WHITING" amount="10.000" tolerance=""/> <recipeline material="TIN OXIDE" amount="7.500" added="true"/> <recipeline material="CHROME OXIDE" amount="0.300" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-12-03, Modified: 2022-08-24 10:35:02

KAT'S RC MATTE - Cone 6

Code #

G2851D

Materials	Amt
Ravenscrag Slip	60.000
Ferro Frit 3134	20.000
Dolomite	10.000
Calcined Alumina	10.000

Additions
Cobalt Oxide	2.000
Rutile	5.000

Total:107.00

Auto Unity Formula

CaO	0.59
MgO	0.20
K₂O	0.05
Na₂O	0.10
(KNaO)	0.14
TiO₂	0.15
B₂O₃	0.17
Al₂O₃	0.45
SiO₂	1.95
CoO	0.06
Fe₂O₃	0.02

Ratios

Si:Al: 4.4:1
SiB:Al: 4.7:1
R₂O:RO: 0.2:0.8

Expansion

7.5 (Molar:7.3)

LOI

10.2

Notes

Pictures

G2851D KATS MATTE Cone 6

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="KAT&#039;S RC MATTE - Cone 6" id="73521" key="Rt1ftqGJ" date="2023-10-04" codenum="G2851D" picturebasename=""> <recipelines> <recipeline material="Ravenscrag Slip" amount="60.000" tolerance=""/> <recipeline material="Ferro Frit 3134" amount="20.000" tolerance=""/> <recipeline material="Dolomite" amount="10.000" tolerance=""/> <recipeline material="Calcined Alumina" amount="10.000" tolerance=""/> <recipeline material="Cobalt Oxide" amount="2.000" added="true"/> <recipeline material="Rutile" amount="5.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-03-02, Modified: 2023-10-04 22:18:51

RAVENSCRAG Brown Gold Matte Cone 6

Code #

G2851H

Materials	Amt
Ravenscrag Slip	55.000	57.89%
Whiting	10.000	10.53%
Dolomite	10.000	10.53%
Ferro Frit 3134	10.000	10.53%
Silica	10.000	10.53%

Additions
Rutile	3.000	3.16%
Iron Oxide Red	1.000	1.05%

Total:99.00

Auto Unity Formula

CaO	0.71
MgO	0.19
K₂O	0.04
Na₂O	0.05
(KNaO)	0.09
TiO₂	0.09
B₂O₃	0.08
Al₂O₃	0.17
SiO₂	1.99
Fe₂O₃	0.03

Ratios

Si:Al: 11.6:1
SiB:Al: 12.0:1
R₂O:RO: 0.1:0.9

Expansion

7.5 (Molar:7.3)

LOI

14.8

Cost

0.11 per kg

Notes

*Slow cooldown required.

Pictures

G2851H RAVENSCRAG Brown Gold Matte Cone 6

Red and buff stone, porcelain (clockwise)

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="RAVENSCRAG Brown Gold Matte Cone 6" id="73522" key="vmtghs7Z" date="2023-08-08" codenum="G2851H" picturebasename=""> <recipelines> <recipeline material="Ravenscrag Slip" amount="55.000" tolerance=""/> <recipeline material="Whiting" amount="10.000" tolerance=""/> <recipeline material="Dolomite" amount="10.000" tolerance=""/> <recipeline material="Ferro Frit 3134" amount="10.000" tolerance=""/> <recipeline material="Silica" amount="10.000" tolerance=""/> <recipeline material="Rutile" amount="3.000" added="true"/> <recipeline material="Iron Oxide Red" amount="1.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-03-02, Modified: 2023-08-08 12:36:03

G2851H Ravenscrag Cone 6 Light Blue Matte

Code #

MRG6G

Materials	Amt
RAVENSCRAG SLIP	55.000
WHITING	10.000
DOLOMITE	15.000
Ferro FRIT 3134	10.000
Silica	10.000

Additions
Cobalt Oxide	2.000
Rutile	5.000

Total:107.00

Auto Unity Formula

CaO	0.65
MgO	0.22
K₂O	0.04
Na₂O	0.04
(KNaO)	0.08
TiO₂	0.12
B₂O₃	0.07
Al₂O₃	0.14
SiO₂	1.67
CoO	0.05
Fe₂O₃	0.01

Ratios

Si:Al: 11.6:1
SiB:Al: 12.0:1
R₂O:RO: 0.1:0.9

Expansion

7.5 (Molar:7.3)

LOI

16.5

Cost

0.11 per kg

Notes

*From G2851H base matte.
This recipe is temperature sensitive an is quite matte. A cone 6 is needed and a slow cool down for a matte. Thin applications are dark, thick ones are light colored.

Pictures

MRG6G Ravenscrag Cone 6 Light Blue Matte plate

MRG6G Ravenscrag Cone 6 Light Blue Matte glaze cone

Similar to a barium matte?

MRG6G G2851H Ravenscrag Cone 6 Light Blue Matte

Untitled

The surface is matte

Untitled

Typecodes

ST-Untitled typecode

Alternate Code Number:GR6-F

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="G2851H Ravenscrag Cone 6 Light Blue Matte" id="64205" key="3pxQF7aA" date="2023-08-08" typecodes="ST" codenum="MRG6G" picturebasename=""> <recipelines> <recipeline material="RAVENSCRAG SLIP" amount="55.000" tolerance=""/> <recipeline material="WHITING" amount="10.000" tolerance=""/> <recipeline material="DOLOMITE" amount="15.000" tolerance=""/> <recipeline material="Ferro FRIT 3134" amount="10.000" tolerance=""/> <recipeline material="Silica" amount="10.000" tolerance=""/> <recipeline material="Cobalt Oxide" amount="2.000" added="true"/> <recipeline material="Rutile" amount="5.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-12-23, Modified: 2023-08-08 15:32:11

RAVENSCRAG SLIP Matte Blue - Cone 6

Code #

G2851A

Materials	Amt
Ravenscrag Slip	70.000
*Ferro Frit 3149	15.000
Dolomite	15.000

Additions
Copper Oxide Black	1.000
Cobalt Oxide	1.000
Rutile	5.000

Total:107.00

Auto Unity Formula

CaO	0.56
MgO	0.30
K₂O	0.06
Na₂O	0.02
(KNaO)	0.07
TiO₂	0.16
Al₂O₃	0.23
SiO₂	1.93
CoO	0.03
CuO	0.03
Fe₂O₃	0.02

Ratios

Si:Al: 8.3:1
R₂O:RO: 0.1:0.9

Expansion

7.1 (Molar:6.7)

LOI

13.4

Notes

Pictures

G2851A RAVENSCRAG SLIP Matte Blue - Cone 6

Red and buff stoneware, porcelain (clockwise)

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="RAVENSCRAG SLIP Matte Blue - Cone 6" id="64915" key="P6ZXwu8j" date="2022-08-24" codenum="G2851A" picturebasename=""> <recipelines> <recipeline material="Ravenscrag Slip" amount="70.000" tolerance=""/> <recipeline material="Ferro Frit 3149" amount="15.000" tolerance=""/> <recipeline material="Dolomite" amount="15.000" tolerance=""/> <recipeline material="Copper Oxide Black" amount="1.000" added="true"/> <recipeline material="Cobalt Oxide" amount="1.000" added="true"/> <recipeline material="Rutile" amount="5.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2002-10-31, Modified: 2022-08-24 11:31:34

Ravenscrag Cone 6 Black Glossy

Code #

G2850C

Materials	Amt
RAVENSCRAG SLIP	80.000
Ferro FRIT 3134	20.000

Additions
Iron Oxide Black	12.000
Cobalt Carbonate	2.000

Total:114.00

Notes

Pictures

G2850C Ravenscrag Cone 6 Black Glossy

Red and buff stoneware, porcelain (clockwise)

Typecodes

ST-Untitled typecode

Alternate Code Number:GR6-D

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="Ravenscrag Cone 6 Black Glossy" id="223510" key="K3DwSiyG" date="2022-08-24" typecodes="ST" codenum="G2850C" picturebasename=""> <recipelines> <recipeline material="RAVENSCRAG SLIP" amount="80.000" tolerance=""/> <recipeline material="Ferro FRIT 3134" amount="20.000" tolerance=""/> <recipeline material="Iron Oxide Black" amount="12.000" added="true"/> <recipeline material="Cobalt Carbonate" amount="2.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-11-19, Modified: 2022-08-24 12:02:32

RAVENS FLOATING BLUE Cone 6

Code #

G2851AB

Materials	Amt
Ravenscrag Slip	70.000
Ferro Frit 3249	15.000
Dolomite	15.000

Additions
Copper Oxide Black	1.000
Cobalt Oxide	1.000
Rutile	5.000

Total:107.00

RO Unity Formula

CaO	0.51
MgO	0.37
K₂O	0.05
Na₂O	0.01
(KNaO)	0.07
TiO₂	0.14
B₂O₃	0.15
Al₂O₃	0.25
SiO₂	1.93
CoO	0.03
CuO	0.03
Fe₂O₃	0.02

Ratios

Si:Al: 7.8:1
SiB:Al: 8.4:1
R₂O:RO: 0.1:0.9

Expansion

6.6 (Molar:6.2)

LOI

13.4

Notes

Pictures

G2851AB RAVENS FLOATING BLUE Cone 6

Fast cooldown required.

XML (to paste into Insight)

<?xml version="1.0"?> <recipes version="1.0" encoding="UTF-8"> <recipe name="RAVENS FLOATING BLUE Cone 6" id="73674" key="Duo7yrHW" date="2022-08-24" codenum="G2851AB" picturebasename=""> <recipelines> <recipeline material="Ravenscrag Slip" amount="70.000" tolerance=""/> <recipeline material="Ferro Frit 3249" amount="15.000" tolerance=""/> <recipeline material="Dolomite" amount="15.000" tolerance=""/> <recipeline material="Copper Oxide Black" amount="1.000" added="true"/> <recipeline material="Cobalt Oxide" amount="1.000" added="true"/> <recipeline material="Rutile" amount="5.000" added="true"/> </recipelines> </recipe> </recipes>

Born: 2004-09-01, Modified: 2022-08-24 12:07:47