Aardvarks Cassius Basaltic Clay fires to a very dramatic black, ebony like finish.
Fired Shrinkage is 14.5% and Water Absorption is .5% when fired to cone 5.
This clay requires lots of oxygen during bisque firing.
Unfired the colour of Cassius Basaltic Clay is a deep brown.
Pack size: Approx 11.35kg
Firing range: Cone 5/6
% Shrinkage dry to fired: 14.5
Fired colour (oxidation): Ebony/Black
