Montmorillonite from East Tintic Mountains, Utah, USA
USA | |
| makalu.jpl.nasa.gov (n.d.) http://makalu.jpl.nasa.gov/docs/workshops/00_docs/Hauff_web.pdf. |
| Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
| Lovering, T. S., & SHEPAKD, A. O. (1960). Hydrothermal argillic alteration on the Helen claim, East Tintic district, Utah. In Clays and clay minerals (pp. 193-202). Pergamon. |