| Siletz River Volcanics(expression, name, volcano, geology) |
| Abbott Seamount(expression, name, volcano, geology) |
| Anton Dohrn Seamount(expression, name, volcano, geology) |
| Ardnamurchan(noun, name, volcano, geology) |
| Bennett Lake Volcanic Complex(expression, name, volcano, geology) |
| Bermuda Pedestal(expression, name, volcano, geology) |
| Black Dome Mountain(expression, name, volcano, geology) |
| Bruneau-Jarbidge caldera(expression, name, volcano, geology) |
| Carmacks Group(expression, name, volcano, geology) |
| City of Rocks State Park(expression, name, volcano, geology) |
| Clisbako Caldera Complex(expression, name, volcano, geology) |
| Colahan Seamount(expression, name, volcano, geology) |
| Columbia River Basalt Group(expression, name, volcano, geology) |
| Daikakuji Guyot(expression, name, volcano, geology) |
| Ekati Diamond Mine(expression, name, volcano, geology) |
| Hancock Seamount(expression, name, volcano, geology) |
| Heise volcanic field(expression, name, volcano, geology) |
| Hell's Half Acre Lava Field(expression, name, volcano, geology) |
| Henry's Fork Caldera(expression, name, volcano, geology) |
| Huckleberry Ridge Tuff(expression, name, volcano, geology) |