NEPHELINE SYENITE A-400 Roughly similar to a feldspar, it can be used like a soda-spar to reduce crazing when added to a clay and inducing crazing when added to a glaze. 400 mesh extra fine to ensure a good melt at cone 6
Minimum order quantity is 10 lbs.
(NEPH)
WARNING: This product can expose you to chemicals including Silica, crystalline (airborne particles of respirable size), which are known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.