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2008-09-06 Ceramics - identifying pitcher & mug set: Dear Terri, Can you also send a photo of the bottom of the pieces with a close up of the marks? I will sure try. I'm not an expert on marks, but I may be able to direct you to some people who could help...
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2008-09-05 Pottery - problem with wheel head?: My first idea is that maybe someone sat on the wheel head at some point and maybe the shaft is slightly warped/bent. Turn on the wheel and spin it. Hold a pencil over the spinning head and very slowly...
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2008-09-04 Ceramics - pottery blown to bits in kiln: Hi Marsha, this usually happens for 2 reasons only, fired to quick at the lower temperature, if it fires to quickly up to 230degC they will explode. There is a conversion in the structure of the clay at...
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2008-09-02 Pottery - dug clay: kaolin is also a type of clay. Usually it is quite high in feldspar. In the raw state it is quite neutral chemically but it can have an effect on the plasticity of a clay body. Kaolin will usually have...
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2008-09-02 Pottery - dug clay: particle size of materials for clays are all-important. Is it a calcined kaolin? that can help. larger particle sizes and less shrinkage. Do some trials with the clays...record all results...
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