Clay Specifications – Feeneys

All Feeneys Clays are hammer milled.

NameManufacturer CodeCodeTextureShrinkage
(wet to dry)
Shrinkage
(dry to fired)
UsesFired Colour (Oxidised)Fired Colour (Reduction)Vitrified Temp (ºC) <2%
Plastic Clays
Terra CottaTCAR1
46.02.5 1080a,b,eRich Terra CottaNANA
Hand BuildingHBAR643.72.2 1080
4.8 1250
5.3 1300
a,c,e,fOff WhiteLight Grey Mottle>1320
Red RakuRRAR752.80.9 1080a,c,e,fRed Terra Cotta NA>1320
Buff Raku SandyBRSAR852.30.6 1080
2.0 1250
2.3 1300
a,c,e,fCream Pink/BuffWarm buff/brown mottle
with small iron spots
>1320
Buff Raku TrachyteBRTAR952.21.0 1080
3.8 1250
4.0 1300
a,c,e,fDark speckled
mottle
Dark brown
mottles with iron blebs
>1350
White Raku
WRAR242
42.00.6 1080
4.3 1250
4.9 1300
a,c,e,fOff white
Cream mottle
Dappled grey cream>1320
Raku GoldRGAR24446.52.5 1080
5.7 1250
6.3 1300
a,c,e,fBuff cream mottle
Golden buff
Buff mottle
Golden brown mottle with
small iron blebs
>1320
RubyFRAR544.56.8 1080
7.5 1220
7.3 1280
aFired colour varies from red terra cotta to deep red brown with some fine natural grogNA>1300
Feeneys Fine BlendFFBAR50043.72.1 1080
8.2 1220
8.5 1280
a,b,c,eWhite mottle
Off white mottle
Off white mottle
Light grey beige
with some specks
1250
Dark StonewareDSWAR55646.55.7 1280a,b,c,eGrey brown with
salt & pepper speckle
Warm brown with
Salt & pepper speckle
1260

Paper Clays
Terra Cotta Paper Clay
TCPCAGR1PC46.02.5 1080a,b,eRich Terra CottaNANA
White Raku Paper ClayWRPCAGR242PC42.00.6 1080
4.3 1250
4.9 1300
a,c,e,fOff white
Cream mottle
Dappled grey cream>1320
T = Texture Suggested Uses
1 – Extremely smooth a = General, throwing, hand building, coiling & thin walled wire
2 – Very Smooth b = General production domestic ware & detailed work
3 – Smooth c = Large pots & decorative plates
4 – Medium d = Casting
5 – Medium to course e = Hand building especially large ware, sculpting, slab work & tiles
6 – Very course f = Raku, black ware, burnishing & wood firing