Sumi von Dassow on wed 2 jun 10
Deborah
You're totally right. If you put anything over the mica you'll lose the
glitter. He'd have to get powdered mica, which is possible, and add it
to his underglaze. Or save your scraps, make slip, and add stains to it
to make your own underglaze.
Sumi
> Jim is using a low-fire red clay with mica. This is the first time he
> has used this clay and the summer class is too short for any
> experimenting. Jim wants to spray underglaze on the bean sculpture he
> made and thinks the mica will shine through. I think he's going to
> kill the mica effect.
>
> Has any one tried this? TIA.
>
> Deb Thuman
> http://debthumansblog.blogspot.com/
> http://www.etsy.com/shop.php?user_id=3D5888059
> http://www.facebook.com/pages/Deb-Thumans-Art-Page/167529715986
>
>
--
Sumi von Dassow
www.herwheel.com
sumi@herwheel.com
Ann Brink on wed 2 jun 10
I've used some earthenware clay from New Mexico which contains mica. I leav=
e
it bare on the outside, or use clear. The glaze inside the pieces covers th=
e
mica.
Ann Brink in Lompoc CA
(mostly about pottery)
----- Original Message -----
From: "Deborah Thuman"
To:
Sent: Wednesday, June 02, 2010 8:02 PM
Subject: Anyone out there use clay with mica in it?
> Jim is using a low-fire red clay with mica. This is the first time he
> has used this clay and the summer class is too short for any
> experimenting. Jim wants to spray underglaze on the bean sculpture he
> made and thinks the mica will shine through. I think he's going to
> kill the mica effect.
>
> Has any one tried this? TIA.
>
> Deb Thuman
> http://debthumansblog.blogspot.com/
> http://www.etsy.com/shop.php?user_id=3D5888059
> http://www.facebook.com/pages/Deb-Thumans-Art-Page/167529715986
---------------------------------------------------------------------------=
-----
No virus found in this incoming message.
Checked by AVG - www.avg.com
Version: 9.0.829 / Virus Database: 271.1.1/2914 - Release Date: 06/02/10
11:25:00
Deborah Thuman on wed 2 jun 10
Jim is using a low-fire red clay with mica. This is the first time he
has used this clay and the summer class is too short for any
experimenting. Jim wants to spray underglaze on the bean sculpture he
made and thinks the mica will shine through. I think he's going to
kill the mica effect.
Has any one tried this? TIA.
Deb Thuman
http://debthumansblog.blogspot.com/
http://www.etsy.com/shop.php?user_id=3D5888059
http://www.facebook.com/pages/Deb-Thumans-Art-Page/167529715986
Bonnie Staffel on thu 3 jun 10
Jim is using a low-fire red clay with mica. This is the first time he =3D
has
used this clay and the summer class is too short for any experimenting. =3D
Jim
wants to spray underglaze on the bean sculpture he made and thinks the =3D
mica
will shine through. I think he's going to kill the mica effect.=3D20
Has any one tried this? TIA.
-------------------------------------------------------------------------=
=3D
---
-------------------------------------------------------------------------=
=3D
-
I have used mica on the surface of the clay for its sparkle effect in =3D
the
smoke and pit fire methods for a number of years. I have put glaze over =3D
the
mica and fired to stoneware Cone 9 temperature. Bad idea. The mica =3D
becomes a
rough surface and does not melt. If you want the mica to be revealed as =3D
a
shiny sparkle, it must be on top and low fired IME. You can sprinkle it =3D
on
the damp slip that you apply and that will give you the effect you are
looking for.
=3D20
I believe that native Americans of the southwest use the mica for =3D
"temper"
so as to make their pit/smoke fired pots be able to withstand cooking on
open fires.=3D20
=3D20
You are right, the mica will definitely not shine through the slip. =3D
Better
to add the mica to the slip to be sprayed, but I think you will still =3D
have
to rub the surface to clear the mica in the slip.=3D20
=3D20
Bonnie Staffel
http://webpages.charter.net/bstaffel/
http://vasefinder.com/bstaffelgallery1.html
DVD Throwing with Coils and Slabs
DVD Introduction to Wheel Work
Charter Member Potters Council
=3D20
Snail Scott on thu 3 jun 10
On Jun 2, 2010, at 10:02 PM, Deborah Thuman wrote:
> Jim is using a low-fire red clay with mica...Jim wants to spray
> underglaze on the bean sculpture he
> made and thinks the mica will shine through. I think he's going to
> kill the mica effect...
It will hide the mica unless it's very, very
thin, in which case you won't get much color.
Why not brush the underglaze? if you do,
you can add mica to the underglaze itself.
Most sprayers have too fine a nozzle for
the large mica particles to be sprayed on,
though some will work. The low-tech ones
are often best, but won't give a fine spray.
-Snail
jeanne wood on thu 3 jun 10
Deb,
I have recently been using mica clay from New Mexico clay for=3D0Amy Mediev=
al=3D
Reproduction cookware. Since I have only cooked with a few=3D0Atimes outsi=
de=3D
over the winter or this rainy Spring the jury is still=3D0Aout on it's coo=
ki=3D
ng practicality.=3D20
With no glaze the fired mica=3D0Aclay is wonderful and glittery. On some po=
ts=3D
I have used=3DA0 a low-fire=3D0Atransparent over.=3DA0 With transparent gl=
azed r=3D
ed mica clay the mica shows=3D0Aa little, with the white mica clay the mica=
b=3D
its look like freckles.
Some of my research spoke of using a mica infused slip over non-mica clay. =
=3D
I haven't tried that yet but will.
I have an unfired mica clay entry in my blog, scroll down if you would like=
=3D
to see it.
-Jeanne in Northern ID
http://keepcentered.blogspot.com/
--- On Wed, 6/2/10, Ann Brink wrote:
From: Ann Brink
Subject: Re: Anyone out there use clay with mica in it?
To: Clayart@LSV.CERAMICS.ORG
Date: Wednesday, June 2, 2010, 10:19 PM
I've used some earthenware clay from New Mexico which contains mica. I leav=
=3D
e
it bare on the outside, or use clear. The glaze inside the pieces covers th=
=3D
e
mica.
Ann Brink in Lompoc CA
(mostly about pottery)
----- Original Message -----
From: "Deborah Thuman"
To:
Sent: Wednesday, June 02, 2010 8:02 PM
Subject: Anyone out there use clay with mica in it?
> Jim is using a low-fire red clay with mica. This is the first time he
> has used this clay and the summer class is too short for any
> experimenting. Jim wants to spray underglaze on the bean sculpture he
> made and thinks the mica will shine through. I think he's going to
> kill the mica effect.
>
> Has any one tried this? TIA.
>
> Deb Thuman
> http://debthumansblog.blogspot.com/
> http://www.etsy.com/shop.php?user_id=3D3D5888059
> http://www.facebook.com/pages/Deb-Thumans-Art-Page/167529715986
---------------------------------------------------------------------------=
=3D
-----
=3D0A=3D0A=3D0A
Neon-Cat on fri 4 jun 10
Hi all -- Oh, let me be serious and tedious for a moment -- here=3D92s
what happens when we fire muscovite (in oxidation). In a typical
studio potter=3D92s low fire clay or brick clay body (in a K2O-Al2O3-SiO2
system), muscovite [KAl2(Si3Al)O10(OH)2] is the best known and most
often used mica of the mica group, so this is about muscovite mica
only.
First, about 560 C (1040 F) dehydroxylation of the muscovite begins to
take place through the gradual loss of OH groups. At 700 C (1292 F)
very little mineral transformation has occurred. But by about 800 C
(1472 F) things begin to perk up and by about 850 C (1562 F)
dehydroxylation is almost complete. The complete breakdown of
muscovite crystals that follows yields potassium feldspar plus
corundum, along with water. If firing is too fast bubbles from the
released water may remain in the clay body. If it=3D92s sprinkled on top
of a body or glaze local melting takes place after dehydroxylation. In
a clay body between 850 =3D96 900 C, within the muscovite there will be
scattered a number of small rectangular-shaped areas that are filled
with a melt and wee mullite nanocrystals.
Around 900 C (1652 F) and higher the dehydroxylation of muscovite and
the release of water is followed by partial melting that triggers the
nucleation and growth of acicular (needle-shaped) mullite crystals.
By about 950 C (1742 F) muscovite is fully decomposed. By 1000 C (1832
F) muscovite has been completely replaced by mullite. Depending on
what=3D92s in the clay body, the firing schedule (in oxidation), and the
grain size of muscovite (large particles react less vigorously)
muscovite crystals usually transform into one or a series of silica
enriched and alumina depleted melt phases that include mullite and
glass plus other minerals like potassium feldspar, quartz,
sillimanite, corundum, spinel, or leucite. A mullite plus sanidine
formation is typical in a K2O-Al2O3-SiO2 system: muscovite plus silica
yields sanidine (KAlSi3O8) plus mullite plus water plus melt. Low fire
clay bodies of this type will be fully vitrified between 1000 =3D96 1100 C
(cone 06 =3D96 03 =3DBD). Particle interlocking will have reduced porosity =
and
at peak firing temperatures the pores, coalesced from ellipsoidal to
spherical, will have become filled with available melt.
If the muscovite contains 1-2% iron it usually breaks down to form
mullite and the very hard mineral corundum (Al2O3) and/or gamma-Al2O3.
If the muscovite is iron and/or magnesium poor it will be abundant in
mullite with little or any corundum. Some vestiges of non-transformed
muscovite may remain for a time (very large grains may never fully
react), but due to dehydroxylation the clear to white muscovite will
now look gray to brown. Mullite surrounded by melt keeps increasing
with the most mullite enriched melt forming at over 1000 C (1832 F).
Mullite crystals at 1000 C will not only be more abundant but thicker
and longer than those formed at 900 C and they=3D92ll begin to cross each
other like little fibers at angles as they continue to form.
If I wanted to keep much of Mr. Bean=3D92s sparkle I=3D92d fire him low (co=
ne
018) or not fired much over 850 C (cone 014 =3D96 013). Alternately Jim
can fire Mr. Bean to studio bisque then go back with a low temperature
clay body slip or another with added mica (the larger the particle
size the better) and fire it on at the lower temperature for lots of
sparkle. So much depends on the clay body recipe, the firing schedule,
and the particle size. In faster firing as is typical in pottery (as
opposed to longer brick firing schedules) many of these reactions will
over-step each other and we=3D92ll end up with mixed, incomplete,
non-equilibrium reactions forming meta-stable products.
Whatever you and Jim decide I=3D92ll be curious to see photos of how Mr.
Bean does. In calcium-based systems like I=3D92ve got, mica sparkle is
pretty much lost at cone 05. I haven=3D92t yet tried it in pit firing. Its
propensity to form mullite is what lends strength to low and
high-fired pottery and low-fired bricks. Some porcelain clay bodies
even utilize mica, giving bisqued ware more strength and contributing
potassium for fluxing.
Jeanne, when you got the wonderful glittery results from the New
Mexico Clay Company mica red and mica white clay bodies
(http://www.nmclay.com/Amazing/items.asp?Cc=3D3DClay%2DLowFire&iTpStatus=3D=
3D1&=3D
Tp=3D3D),
what temperature did you fire to? These are listed as cone 018 =3D96 04
clays. Just curious.
Bonnie, you must have gotten some little rough gems atop that
stoneware body at cone 9...they'd probably look nice all buffed and
polished ...
Marian
Neon-Cat
Neon-Cat on fri 4 jun 10
This is a treat -- quite good -- photos and text of collecting mica
clay through its forming and firing. Just read Snail's post -- was
previously reading about Jicarilla potters (jinx)...
Pottery Production
MICA AND MICACEOUS CLAY IN NEW MEXICO
Featuring Felipe Ortega, a recognized as a master potter in the
Jicarilla Apache tradition by the Smithsonian Institution. He is
widely known for his mastery of micaceous clay ceramics and his
charismatic teaching style.
Guys, ever wonder why your pot didn=3D92t survive firing?
It is suggested here that potters should not have powerful sexual
thoughts during firing.
http://www-personal.umich.edu/~sarhaus/courses/NRE501_W1999/FINAL/BEISELT/J=
=3D
icarilla99/pottery.htm
Hit home for all kinds of other interesting photos and articles on
mica pottery from this region (I haven=3D92t finished exploring) but
thought others might enjoy this site.
http://www-personal.umich.edu/~sarhaus/courses/NRE501_W1999/FINAL/BEISELT/J=
=3D
icarilla99/Default.htm
If you=3D92re in the mood for a couple of real head-busters instead,
here=3D92s a classic:
Factors Affecting Thermal Stress Resistance of Ceramic Materials
W. D. KINGERY
Ceramics Division, Department of Metallurgy, Massachusetts Institute
of Technology, Cambridge, Massachusetts
http://ceramics.org/wp-content/uploads/2009/03/kingery_factors.pdf
And a study of Puebloan cooking pots, corrugated and plain, that is
simply amazing for the researcher=3D92s devotion to his task:
Reverse Engineering the Ceramic Cooking Pot: Cost and Performance
Properties of Plain and Textured Vessels
Christopher Pierce
http://www.webdataworks.com/cpierce/content/view/18/50/
Marian
Neon-Cat
www.neon-cat.com
http://www.flickr.com/photos/neon-cat/
Snail Scott on fri 4 jun 10
Traditional Jicarilla Apache micaceous pottery
is ultra-low-fired, even by local Indian standards.
It has such strong thermal-shock resistance
that it can be fired on an open campfire with no
saggar of any sort, and is often fired just until
the carbon on the surface starts to burn off. It
is still widely used in northern New Mexico by
all sorts of people to cook in, as it will even
tolerate cooking on a household gas range.
The usual clay is a coarse red earthenware with
so much mica that it glitters golden in the sun.
-Snail
Carol Casey on fri 4 jun 10
There is an excellent book about the use of this clay with interesting
questions about the use of micaceous clay that is dug on pueblo lands.
Beautiful work.
All That Glitters: The Emergence of Native American Micaceous Art Pottery i=
n
Northern New Mexico (Paperback
- *Paperback:* 199 pages
- *Publisher:* School of American Research Press (May 1999)
- *Language:* English
- *ISBN-10:* 0933452586
- *ISBN-13:* 978-0933452589
Bonnie wrote:
> I believe that native Americans of the southwest use the mica for "temper=
"
> so as to make their pit/smoke fired pots be able to withstand cooking on
> open fires.
>
> You are right, the mica will definitely not shine through the slip. Bette=
r
> to add the mica to the slip to be sprayed, but I think you will still hav=
e
> to rub the surface to clear the mica in the slip.
>
> Bonnie Staffel
>
> http://webpages.charter.net/bstaffel/
> http://vasefinder.com/bstaffelgallery1.html
> DVD Throwing with Coils and Slabs
> DVD Introduction to Wheel Work
> Charter Member Potters Council
>
>
>
>
>
>
douglas fur on sat 5 jun 10
jeanne wood et ala
Does any one have a source for buying mica? An old CM article had a compan=
y
in (I think) King of Prussia NC but its out of business or absorbed into
another c.?
DRB
Seola Creek
James Freeman on sat 5 jun 10
Douglas...
I bought mine from New Mexico Clay, 505-881-2350, www.nmclay.com. It
was a tad over $1 per pound.
I wedged a bunch of it into some porcelainous stoneware clay for a pit
firing last summer. I bisque to cone 04, and the sparkle survived
just fine, no melting of the mica. In fact, I re-bisqued the uglies
from the pit firing to remove the carbon, and even after two bisques
to cone 04, all of the sparkle remained.
Have fun.
...James
James Freeman
"All I say is by way of discourse, and nothing by way of advice. I
should not speak so boldly if it were my due to be believed."
-Michel de Montaigne
http://www.jamesfreemanstudio.com
http://www.flickr.com/photos/jamesfreemanstudio/
http://www.jamesfreemanstudio.com/resources
On Sat, Jun 5, 2010 at 2:09 PM, douglas fur <23drb50@gmail.com> wrote:
> =3DA0jeanne wood et ala
> Does any one have a source for buying mica? =3DA0An old CM article had a =
co=3D
mpany
> in (I think) King of Prussia NC but its out of business or absorbed into
> another c.?
> DRB
> Seola Creek
>
Neon-Cat on sun 6 jun 10
Shopping for mica can be kind of confusing since it is often listed
just as =3D93mica=3D94 without being specific as to type. Particle size is
important. For fluxing and/or mullite production in a clay body you=3D92d
need smaller particle sizes. For sparkle, you=3D92d need the large
particle sizes.
Like any clay, mica plus silica plus flux (it contains its own flux
source) will melt at kiln temperatures. Larger pieces, like any large
pieces of materials we use, will react much more slowly or appear not
to have reacted at all. I fire most of my native clay and experimental
clays slowly so there is time for reactions to complete; most of you
fire quite quickly by comparison.
Mica can be calcined, A photo of calcined mica can be seen on page 13
of =3D93Mica For Cosmetics=3D94, Yamaguchi Mica Co., Ltd.
(thermally treated between 750 =3D96 900 C)
http://www.p1international.ca/images/pictures/Mica%20pictures/Mica%20For%20=
=3D
Cosmetics2.pdf
The pics show a before calcination and after calcination shot -- the
calcined mica darkens but still shines.
If nothing else, when we heat muscovite in this temperature range (750
=3D96 900 C) we have calcined the mica.
The type of mica, particle size, and how it is processed has bearing
on how it will react for potters. In NM there are/were several sources
for mica as muscovite and these include a rose muscovite associated
with platy white beryl, a pink muscovite from the Apache pegmatites in
Rio Arriha County, a pale apple-green to green muscovite, a Pilar
purple muscovite, and a cleavelandite rose muscovite. Another type of
mica called phlogopite (reddish-brown in NM) was (is?) mined in NM.
Any of these micas may be present in NM indigenous clays depending on
where the clay is dug. Oglebay Norton Specialty Minerals, now merged
with Zemex, had the two active mica mines in NM for some years and
they produced dry ground, wet ground, flake, micronized, and surface
muscovite mica. Different micas, and micas from different parts of the
world, like any of our materials, will have variable properties. So,
when in doubt =3D96 test first.
Marian
Neon-Cat
David Woof on sun 6 jun 10
Beside the road=3D2C almost at the bottom of MT. Lemmon just outside of Tus=
co=3D
n=3D2C AZ there is a picnic wayside turnout where the canyon levels out as =
a =3D
wash with deep washed sand deposits heavily laden with mica flakes. MT Lem=
=3D
mon offers an experience to travel for if you have time to explore.
=3D20
Or hike up the canyon to prospect for the mother source. Check Az mineral =
=3D
gathering regulations for that area. Usually one is allowed to take out w=
=3D
hat you can physicaly carry. And watch the weather for flash floods. It c=
=3D
an rain at the cooler higher elevations when it is hot=3D2C sunny and not a=
c=3D
loud in sight in the low desert.
=3D20
David Woof.....Clarkdale=3D2C Arizona
________________________________________________________________________
5a. Re: Anyone out there use clay with mica in it?
Posted by: "douglas fur" 23drb50@GMAIL.COM=3D20
Date: Sat Jun 5=3D2C 2010 5:17 pm ((PDT))
=3D20
jeanne wood et ala
Does any one have a source for buying mica? An old CM article had a company
in (I think) King of Prussia NC but its out of business or absorbed into
another c.?
DRB
Seola Creek
=3D20
=3D20
_________________________________________________________________
The New Busy is not the too busy. Combine all your e-mail accounts with Hot=
=3D
mail.
http://www.windowslive.com/campaign/thenewbusy?tile=3D3Dmultiaccount&ocid=
=3D3DP=3D
ID28326::T:WLMTAGL:ON:WL:en-US:WM_HMP:042010_4=3D
Bonnie Staffel on sun 6 jun 10
Hi all,
I searched all the URL's mentioned on this subject and came up with =3D
nada!!!
I have a stash of three grades of mica in my studio and my recollection =3D
is
that it came from a company called Old west Trading Company, Taos Potter
Mica which was the label on my box.. I have both fine and coarse mica =3D
powder
but use the coarse for the most sparkle.
My search of the Internet did not bring any information about mica with =3D
this
company. However, I found this URL for a source of Mica powders and =3D
flakes
http://www.micafactory.com/?gclid=3D3DCPP6n_i7jKICFQfxDAodVyB4UQ
Hope this helps.
Bonnie Staffel
http://webpages.charter.net/bstaffel/
http://vasefinder.com/bstaffelgallery1.html
DVD=3DA0 Throwing with Coils and Slabs
DVD=3DA0 Introduction to Wheel Work
Charter Member Potters Council
Frank Gaydos on sun 6 jun 10
Pacer Minerals.=3D20
http://www.masterseek.com/pacer-corporation_maps_3817029.htm=3D20
Frank=3D20
----- Original Message -----=3D20
From: "douglas fur" <23drb50@GMAIL.COM>=3D20
To: Clayart@LSV.CERAMICS.ORG=3D20
Sent: Saturday, June 5, 2010 2:09:59 PM GMT -05:00 US/Canada Eastern=3D20
Subject: Re: Anyone out there use clay with mica in it?=3D20
=3DC2=3DA0jeanne wood et ala=3D20
Does any one have a source for buying mica? =3DC2=3DA0An old CM article had=
a c=3D
ompany=3D20
in (I think) King of Prussia NC but its out of business or absorbed into=3D=
20
another c.?=3D20
DRB=3D20
Seola Creek=3D20
James Freeman on sun 6 jun 10
On Sun, Jun 6, 2010 at 6:09 PM, Bonnie Staffel wro=
te:
> Hi all,
>
> I searched all the URL's mentioned on this subject and came up with nada!=
!!
Bonnie, others...
200 mesh mica: http://www.nmclay.com/Amazing/itemdesc.asp?ic=3DMICA-200&eq=
=3D&Tp=3D
60 mesh mica: http://www.nmclay.com/Amazing/itemdesc.asp?ic=3DMICA-60C&eq=
=3D&Tp=3D
20 mesh mica: http://www.nmclay.com/Amazing/itemdesc.asp?ic=3DMICA-20C&eq=
=3D&Tp=3D
1/8" - 1/2" flake mica:
http://www.nmclay.com/Amazing/itemdesc.asp?ic=3DMICA-FL&eq=3D&Tp=3D
All the best.
...James
James Freeman
"All I say is by way of discourse, and nothing by way of advice. I
should not speak so boldly if it were my due to be believed."
-Michel de Montaigne
http://www.jamesfreemanstudio.com
http://www.flickr.com/photos/jamesfreemanstudio/
http://www.jamesfreemanstudio.com/resources
jeanne wood on mon 7 jun 10
Hi Douglas,
I ordered mine from New Mwxico Clay: http://www.nmclay.com/Amazing/searchre=
=3D
sult.asp
I liked their customer service.
There should be some mica clay where I live =3DA0around here too, but will =
re=3D
quire prospecting, which I haven't had time to do.
-Jeanne W.
In=3DA0N. Idaho
--- On Sat, 6/5/10, douglas fur <23drb50@GMAIL.COM> wrote:
From: douglas fur <23drb50@GMAIL.COM>
Subject: Re: Anyone out there use clay with mica in it?
To: Clayart@LSV.CERAMICS.ORG
Date: Saturday, June 5, 2010, 12:09 PM
jeanne wood et ala
Does any one have a source for buying mica?=3DA0 An old CM article had a co=
mp=3D
any
in (I think) King of Prussia NC but its out of business or absorbed into
another c.?
DRB
Seola Creek
=3D0A=3D0A=3D0A
Eric Hansen on mon 7 jun 10
Too bad, bad timing, when we were in Georgetown there was an excavation
nearby and at the bottom of it was a wonderful mudstone of pure orange
colored mica. I could have gotten you a few tons. I crumbled when struck
with a hammer very nicely. In another excavation, there was a similar mica
clay with very good-sized mica in it/ same color. It would form a sphere bu=
t
not a coil. What i have in my yard in northern Virginia has mica, quartz
sand, and spar sand in it, and when processed, is just plastic enough to
form a coil, but a 1/4 inch coil won't wrap around your pinky without
breaking. Almost but not quite.
h a n s e n
On Sun, Jun 6, 2010 at 6:09 PM, Bonnie Staffel wrot=
e:
> Hi all,
>
> I searched all the URL's mentioned on this subject and came up with nada!=
!!
> I have a stash of three grades of mica in my studio and my recollection i=
s
> that it came from a company called Old west Trading Company, Taos Potter
> Mica which was the label on my box.. I have both fine and coarse mica
> powder
> but use the coarse for the most sparkle.
>
> My search of the Internet did not bring any information about mica with
> this
> company. However, I found this URL for a source of Mica powders and flake=
s
> http://www.micafactory.com/?gclid=3DCPP6n_i7jKICFQfxDAodVyB4UQ
>
> Hope this helps.
>
> Bonnie Staffel
>
>
>
> http://webpages.charter.net/bstaffel/
> http://vasefinder.com/bstaffelgallery1.html
> DVD Throwing with Coils and Slabs
> DVD Introduction to Wheel Work
> Charter Member Potters Council
>
| |
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