Illite from selected localities.
USA | |
| Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155. |
| Singer, D.A., Berger, V.I., and Moring, B.C. (2005): USGS Open-File Report 05-1060 |
USA | |
| Singer, D.A., Berger, V.I., and Moring, B.C. (2008): US Geological Survey Open-File Report 2008-1155. |
| Singer, D.A., Berger, V.I., and Moring, B.C. (2005): USGS Open-File Report 05-1060 |