[Clayart] Fwd: Lithium crystals

ronroy at ca.inter.net ronroy at ca.inter.net
Fri Jan 10 14:00:56 EST 2020


Hi Sharon

Try keeping the glaze in a warm place or warm it up till the crystals  
melt before using.

Next time you mix it up use DI or distilled water.

This is a very unstable glaze - best not to use it for any food  
bearing surfaces.

RR

Quoting Sharon <sharonia628 at gmail.com>:

> ?
>
> Sent from my iPhone
>
> Begin forwarded message:
>
>> From: Sharon <sharonia628 at gmail.com>
>> Date: January 9, 2020 at 5:19:36 PM EST
>> To: clayart <Clayart at lsv.ceramics.org>
>> Subject: Lithium crystals
>>
>> ?Hello, I?m hoping you can help me here.
>> I?m using this low fire glaze (04) called Hersch gold:
>>
>> Gerstley B.       31.5
>> Neph Sye.          8.7
>> Lithium carb.     8.7
>> EPK.                    4.2
>> Flint.                  34.9
>> Whiting.             16.6
>
> Yellow iron oxide. 8.
>>
>>
>> I forgot to bring it from the cold garage into the heated studio  
>> and the lithium formed large crystals. In the past, after sieving  
>> them out, I?ve tried to heat up the crystals with boiling water, or  
>> then in the microwave. But when added back into the glaze they form  
>> again. The glaze works without the crystals (I got about maybe 2  
>> cups of crystals sieved out of 1-2 gal glaze), but it?s not as  
>> interesting.
>> Any ideas? Should I throw in a handful of lithium, but how much is  
>> the question.
>> Thanks for any ideas,
>> Sharon
>>
>> Sent from my iPhone
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Ron Roy
ronroy at ca.inter.net
Web page ronroy.net




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