| Castle Rocks | |
|---|---|
| |
| Highest point | |
| Elevation | 4,088 ft (1,246 m) |
| Geology | |
| Mountain type | Stratovolcano [1] |
| Last eruption | Miocene [1] |
Castle Rocks, located in Jefferson County, Oregon, [2] is an extinct stratovolcano [1] in the Cascade Range.
Castle Rocks is located east of Mount Jefferson, [1] north of Green Ridge, [1] northeast of Black Butte, and west of Madras, Oregon.[ citation needed ]
Castle Rocks is an extinct volcanic center that last erupted in the Miocene. [1]