1446 H 162 Stein Sillimanite

Stein Sillimanite – this has high alumina content. AL2O2 – S1O2. Melting point 1545 C.  This is an aluminium silicate material. On heating to 1545 C it breaks down to mullite and a siliceous glass.  Benjamin Silliman.


  • Stein, Castlecary Fireclay Works, Castlecary, Stirlingshire.
  • Stein, Manuel Firebrick and Refractory Works, Whitecross, Stirlingshire.
  • Stein & Co, Anchor Brickworks, Denny, Stirlingshire.
  • Milnquarter Fireclay & Gannister Works, Bonnybridge, Stirlingshire.


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