We carry clay from Pottery Supply House in Oakville, Ontario. These are the 20 kg clays we normally have in-stock:
Low-Fire 06:
400 White Earthenware
425 Terra-cotta Earthenware
High-Fire:
505 Red Stoneware
510 Warm Brown Stoneware
515 Cream Stoneware
519 or 522 White Stoneware
519S White Stoneware : 519 based body with fine quartz sand for larger forms. Excellent workability. Fires slightly creamier than 519.
540i Black Stoneware
Dark Granite Stoneware
620 Red Sculpture Clay
910 Porcelain : A bright & white versatile porcelain for use at cone 6-8. Ideal clay for realizing cleanest colours from stains.