i just got a bag of 325 mesh Custer feldspar. this march, I sent it on for a chemical analysis and we will see if its as discribed on there web site. the cost is ,27.50 for set up fee and about 5 bucks more for this and that and 30.65 per sample . Sent it in march 14 2017 i will let you all know the results. I got the bag from conntinental clay in Minneapolis MN 50 pound bag
Sent My Custer Feldspar In For A 14 Element Me-Xrfo6 Chemical Analysiscuster feldspar
Posted 15 March 2017 - 09:35 AM
You da bomb, as they say in the 'hood. I'm really curious if/how far it has drifted since Ron Roy did this 5 years ago.Thanks for taking this on.
Posted 15 March 2017 - 10:28 AM
Service to the field......... THANKS.
Adjunct Professor of Ceramics; New Hampshire Insitute of Art
Former Guest Professor, Wuxi Institute of Arts and Science, Yixing, China
Former President and Past President; Potters Council
Posted 15 March 2017 - 11:01 AM
i am also doing a porcelain test. with 30 custer and 20 flint in the 25 25 25 25 basic porcelain . For the flint I am using Sioux quartzite because it has some nice purple Iron in it . I want to see if it crazes, or shivers the glaze off.
Posted 15 March 2017 - 06:26 PM
Seems like a good time to start a pool... I put my money on a 7.95 potassium level.
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