Dallasite

Dallasite is a breccia made of quartz, epidote, altered basalt and pumpelleyite. ^[1] The stone “Dallasite” is named after Dallas Road, Victoria, British Columbia. It is considered the unofficial stone of British Columbia’s capital city. ^[2] Dallasite is found in Triassic Volcanic rocks of Vancouver Island and is considered the third most important Gem material in British Columbia. ^[3]

References

1. ^ Pearsons Howard L., BC Gem Trails 3rd addition with maps. 
2. ^ Hudson Rick (1999), A Field Guide to Gold, Gemstone and Mineral Sites of British Columbia. Volume 2. Orca Book Publishers. 
3. ^ VanLandingham, Sam L. (1985), Geology of world gem deposits