Gismondine Subgroup from Oregon, USA
USA | |
| Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc., Phoenix, Arizona. 567pp. |
| Keith E Bargar and Robert L Oscarson, no publication date given, Zeolites and Selected Other Hydrothermal Minerals in the Cascade Mountains of Northern Oregon (Open-File Report 97-100), U.S. Geological Survey, 345 Middlefield Road, Menlo Park, CA 94025 ( https://pubs.usgs.gov/of/1997/0100/report.pdf – for PDF copy of publication ) | |
| MicroProbe Vol. VI Num. 8 |
| Bargar, K.E., Oscarson, R.L. (1997) Zeolites and selected other hydrothermal minerals in the Cascade Mountains of northern Oregon. Open-File Report Vol. 1997 (97-100) US Geological Survey doi:10.3133/ofr97100 |
Devils Backbone, North Fork John Day River, Grant County, Oregon, USA