First Picture = Cone 6: Azurite is a soft matte, cobalt blue glaze that will pool dark and glossy and break a light brown.
Second Picture = Cone 10: Colour changes to green where thin/breaking and remains dark blue where thick/pooling. Increased movement.
Tip: This glaze can be very mobile; Recede coats to avoid run off on vertical pieces and practice caution in combination.
Note: Not recommended for dinnerware due to surface durability.
STONEWARE GLAZE - not for earthenware bisque