Heulandite Subgroup from Utah, USA
USA | |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
| R&M 68:6 p381-393 |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
Dry Creek Canyon Zeolite occurrence, Marysvale Mining District, Piute County, Utah, USA