Diaspore from Pennsylvania, USA
USA | |
| Gordon, S.G. (1922) The Mineralogy of Pennsylvania. 255 pp., Philadelphia. |
USGS National Geochemical Database :Rocks File # D189268, D189279, D189272,D189273,and D189280 |
USA | |
| Gordon, S.G. (1922) The Mineralogy of Pennsylvania. 255 pp., Philadelphia. |
USGS National Geochemical Database :Rocks File # D189268, D189279, D189272,D189273,and D189280 |