Thunderstone Quarries Canmore Ltd based in Canmore, is your source for top quality rundle rock. For over 45 years, we have supplied builders, contractors and industries rundle rock that are ideal ideal for landscaping, masonry, black marble quartzite and various other applications. Thunderstone Quarries has dealers all across Alberta, British Columbia, Saskatchewan, Ontario as well as in the United States. Visit our website or give us a call to find the one closest to you. more... See more text