Garnet Group from
USA | |
| Alt, David D., Hyndman, Donald W. (1978) Roadside Geology of Oregon. Mountain Press Publishing Co., Missoula, MT. |
| (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. |
| Wolfe, Harold D. and White, David J., 1951, Preliminary Report on Tungsten in Oregon, Oregon Dept. of Geology and Mineral Industries Short Paper No. 22, page 17. |
| Oregon Metal Mines Handbook, 1943, Oregon Department of Geology and Mineral Industries: Bulletin No. 14-C, Vol. 2, Section 2 - Jackson Co., page 53. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
Tupper Rock, Bandon, Coos County, Oregon, USA