Olympia on Lawrence is a large store that would certainly carry quartz stone tile and you just have to ask the installer to lay in a herringbone pattern.http://www.olympiatile.com/
If you are still looking for help with this project, we encourage you to reach out to us for assistance as this is one of our many areas of expertise. Here is a link to our website: www.crsreno.ca
Maureen
CRS Renovation & Design