Relationship between Mineral Composition and Refractoriness Predicted (TSK).
T
SK is the nominal temperature equivalent to its refractoriness.

Relationship between the quartz content and T
SK

Relationship between the feldspar(albite) content and T
SK

Relationship between the kaolin content and T
SK

Relationship between the sericite content and T
SK

QU, SE, KA, AB, CA and SI are quartz, sericite, kaolin, feldspar (albite), calcite and siderite content of samples (wt%).
Relationship between the refractoriness calculated by correlative equation and TSK