Quadraxial Blend or Currie Grid

Here a standard Currie Limestone set is illustrated. This is the most complex of the blend analysis screens.  In this case the green boxes show the areas that might be of interest to a functional potter (ranges of silica and alumina that would yield a durable glaze with a fairly generous range on expansion limits. Full compositional information is readily displayed for any individual box.

© 2013 John Hesselberth and Ron Roy, all rights reserved.