Conglomerate from Oregon, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Allen, V. T. and R. L. Nichols. “Clay-pellet conglomerates at Hobart Butte, Lane County, Oregon.” Journal of Sedimentary Research 15 (1945): 25-33. |