Calvert Clay

ID: calvert-clay

Description

A clay variety that transitions to a red hue upon firing.

Oxide	Analysis	Formula	Tolerance
cao	0.30%	0.02	-
k2o	2.00%	0.09	-
mgo	0.80%	0.09	-
na2o	0.41%	0.03	-
tio2	1.21%	0.06	-
al2o3	23.80%	1.00	-
sio2	57.79%	4.12	-
fe2o3	5.71%	0.15	-
Oxide Weight			394.37
Formula Weight			428.57