| Feature on | Mars | | Feature type | Volcano | | Quadrangle | MC-17 Phoenicis Lacus | | Areographic coordinates | 8° S, 120° W | | Dimensions | Diameter 435km; height 16km | | Notes | The southernmost of the Tharsis Montes, three immense shield volcanoes on the Tharsis plateau, notable for a number of apparent cave entrances on its slopes. |
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