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Feldspar, Custer Feldspar (Potash)

Rovin Ceramics

$2.10
  • A potash feldspar used in clay bodies and glazes as a flux. Used in porcelain and white clay bodies due to its white firing characteristics. Generally the flux to use if a recipe just calls for a "feldspar". Mined in Custer, SD.
  • WARNING: Contains free crystalline silica, which could lead to silicosis or other lung diseases after very long exposure. IRAC has classified crystalline silica as a carcinogen, based on evidence of carcinogenicity in experimental animals and limited evidence of carcinogenicity to humans. Wear a NIOSH approved respirator. For further information, contact: Rovin Ceramics at 734/424.3345