Hornblende Root Name Group from selected localities.
USA | |
| Rocks & Min.:64:204. |
| Oliver B. Hopkins, Ph.D (1914) Asbestos,Talc and Soapstone Deposits of Georgia :Geological Survey of Georgia Bulletin No.27 |
USA | |
| Rocks & Min.:64:204. |
| Oliver B. Hopkins, Ph.D (1914) Asbestos,Talc and Soapstone Deposits of Georgia :Geological Survey of Georgia Bulletin No.27 |