| one-of-a-kind geological feature(expression, geology, feature, peculiarity) |
| platinum-bearing geological feature(expression, geology, feature, peculiarity) |
| predominant geological feature(expression, geology, feature, peculiarity) |
| prominent geological feature(expression, geology, feature, peculiarity) |
| rare geological feature(expression, geology, feature, peculiarity) |
| significant geological feature(expression, geology, feature, peculiarity) |
| spectacular geological feature(expression, geology, feature, peculiarity) |
| striking geological feature(expression, geology, feature, peculiarity) |
| underwater geological feature(expression, geology, feature, peculiarity) |
| unexplained geological feature(expression, geology, feature, peculiarity) |
| unexplored geological feature(expression, geology, feature, peculiarity) |
| unique geological feature(expression, geology, feature, peculiarity) |
| barchan(noun, geology, surface, geography, landform) |
| bay(noun, geology, surface, geography, landform) |
| berm(noun, geology, surface, geography, landform) |
| blowout(noun, geology, surface, geography, landform) |
| canyon(noun, geology, surface, geography, landform) |
| cave(noun, geology, surface, geography, landform) |
| cavity(noun, geology, surface, geography, landform) |
| channel(noun, geology, surface, geography, landform) |