Selenite from Midcontinent Rift, USA
USA | |
| Paul J. Horick (1974) The Minerals of Iowa : Iowa Geological Survey Educational Series 2 |
Paul J. Horick (1974) The Minerals of Iowa : Iowa Geological Survey Educational Series 2 | |
| Morris Jr., T. (1983) Michigan Mineralogy: A Locality Index. Rocks & Minerals: 58(3): 112. |
| Rocks & Min.: 58: 108. |
| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
Washington County, Kansas, USA