Baryte from selected localities.
USA | |
| www.brightok.net/~rockman/Images/OkIndex.htm. |
USGS Prof Paper 588 | |
USGS Prof Paper 588 | |
USGS Prof Paper 588 |
USA | |
| www.brightok.net/~rockman/Images/OkIndex.htm. |
USGS Prof Paper 588 | |
USGS Prof Paper 588 | |
USGS Prof Paper 588 |
Hockerville, Picher Field, Ottawa County, Oklahoma, USA