Here are some links to help you explore more stone options:

Barkman:

http://www.barkmanhardscapes.com/products

Wilsons Greenhouse and Garden Centre:

http://www.wilsonsgreenhouse.ca/index.php?id=8

Expocrete:

http://www.expocrete.com/residential/paving-stones.php

Cindercrete:

http://www.cindercrete.com/

Allan Block:

http://www.allanblock.com/