Quartz from selected localities.
USA | |
| Lesure,Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina:USGS Professional Paper 577 |
Lesure, Frank G. (1968) Mica Deposits in the Blue Ridge in North Carolina :USGS Professional Paper 577 | |
Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577 | |
| Dana 6:1078. |
Van King specimen | |
Lesure,Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina:USGS Professional Paper 577 | |
Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina :USGS Professional Paper 577 | |
Lesure, Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina:USGS Professional Paper 577 | |
Lesure,Frank G.,(1968) Mica Deposits of the Blue Ridge in North Carolina:USGS Professional Paper 577 | |
| Deuser,W.G.,and Herzog,L.F.,(1962) Rubidium-strontium age determinations of muscovite and biotites from pegmatites of the Blue Ridge and Piedmont:Journal of Geophysical Research,v.67,p.1997-2004 |
| C.W. Allen collection |