| San Felipe volcanic field(expression, name, volcano, geology) |
| Santa Barbara Island(expression, name, volcano, geology) |
| Sousaki volcano(expression, name, volcano, geology) |
| Sutil Island(expression, name, volcano, geology) |
| Trapa-Trapa Formation(expression, name, volcano, geology) |
| Twin Falls volcanic field(expression, name, volcano, geology) |
| Downton Creek(expression, name, volcano, geology) |
| Itcha Mountain(expression, name, volcano, geology) |
| Mount Downton(expression, name, volcano, geology) |
| alkali olivine basalt(expression, geology, type, rock) |
| basanite(noun, geology, type, rock) |
| hawaiite(noun, geology, type, rock) |
| phonolite(noun, geology, type, rock) |
| rhyolite(noun, geology, type, rock) |
| trachyte(noun, geology, type, rock) |
| Baula(noun, name, volcano, geology) |
| Chinchillas(noun, name, volcano, geology) |
| Choquelimpie(noun, name, volcano, geology) |
| Kauai(noun, name, volcano, geology) |
| Mauritius(noun, name, volcano, geology) |