Fire cloud An irregular discoloration
on the exterior of the pottery; usually resulting from burning
fuel coming in direct contact with the vessel during firing.
Firing The process of baking and hardening
pottery. Traditional Indian pottery is fired outdoors (rather
than in a kiln) using various fuels including dried animal dung.
Incising In pottery, the cutting of closely-spaced
lines and designs into the surface of the pot before it is fired.
Kiln-fired Pottery that has been mechanically
baked in a commercial kiln.
Matte or semi-matte A dull surface finish
far less glossy than the burnished black or red ware. Most pottery
from Hopi, Acoma, Zia and Picuris is matte.
Micaceous Containing tiny flakes of mica.
The clay of Taos and Picuris is micaceous, giving their pots
a sparkling surface.
Potshard Also shard or sherd. A fragment
Polychrome A painted or glazed surface
of three or more colors.
Sgraffito A method of decorating pottery
after firing wherein the surface is scratched to form intricate
Slip A fine, liquid form of clay applied
to the surface of a vessel prior to firing. Slip fills in pores
and gives a uniform color.
Temper Sand, crushed rock, or ground-up
potshards added to clay to reduce shrinkage and cracking during
drying and firing.