Mineral

Nepheline Syenite

An alkali-rich, silica-deficient feldspathic mineral that supplies alumina and alkalis while lowering melt temperatures.

Na · K · Al · SiPrincipal elements

Product overview

Alkalis and alumina for efficient firing.

Nepheline syenite contributes alumina and alkalis while helping lower melt temperatures in glass and ceramic production.

Key applications

  • Flux in glass and ceramics
  • Source of alumina
  • Reduces energy requirements
  • Improves durability in glazes and bodies