The HP diatreme, also called the HP pipe, is a diatreme in the Rocky Mountains of southeastern British Columbia, Canada, located 50 km (31 mi) northeast of Golden.
The HP diatreme, also called the HP pipe, is a diatreme in the Rocky Mountains of southeastern British Columbia, Canada, located 50 km (31 mi) northeast of Golden. (en)
The HP diatreme, also called the HP pipe, is a diatreme in the Rocky Mountains of southeastern British Columbia, Canada, located 50 km (31 mi) northeast of Golden. (en)