| Bear River dikes(expression, name, volcano, geology) |
| Beaverhead crater(expression, name, geology, crater) |
| Bennett Lake Volcanic Complex(expression, name, volcano, geology) |
| Bermuda Pedestal(expression, name, volcano, geology) |
| Berriasian(noun, name, volcano, geology) |
| Binn(expression, name, volcano, geology) |
| Bishop Peak(expression, name, volcano, geology) |
| Black Hill(expression, name, volcano, geology) |
| Bruneau-Jarbidge caldera(expression, name, volcano, geology) |
| Burdigalian(noun, name, volcano, geology) |
| Byron Bay(expression, name, volcano, geology) |
| Calabrian(noun, name, volcano, geology) |
| Caldera Lauca(expression, name, volcano, geology) |
| Callander Bay(expression, name, volcano, geology) |
| Callovian(noun, name, volcano, geology) |
| Calvin crater(expression, name, geology, crater) |
| Campanian(noun, name, volcano, geology) |
| Cape Purvis(expression, name, volcano, geology) |
| Carnian(noun, name, volcano, geology) |
| Carrizalillo(noun, name, volcano, geology) |