FORMATION OF MULLITE FROM CYANITE, ANDALUSITE, AND SILLIMANITE 1
J. W. Creig
Abstract
J. W. Creig
Abstract
ABSTRACT This paper deals with a thermal and microscopic study of thc decomposition of cyanite, andalusite, and sillirnanite to mullite and silica, or to mullite and a siliceous liquid. The rates of alteration, the signs or the heat effects accompanying the changes, and the way in which the decompositions take place have been investigated. The bearing on refractories is discussed.
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ABSTRACT This paper deals with a thermal and microscopic study of thc decomposition of cyanite, andalusite, and sillirnanite to mullite and silica, or to mullite and a siliceous liquid. The rates of alteration, the signs or the heat effects accompanying the changes, and the way in which the decompositions take place have been investigated. The bearing on refractories is discussed.
Key concepts: Mullite, Andalusite, Mineralogy, Thermal decomposition, Decomposition, Materials science, Composite material, Geology