|
USA | |
| [var. Smoky Quartz] Gems and Minerals of America-Jay Ellis Ransom-1974 |
| Cameron, Eugene N.,and Weis, Paul L.,(1960) Strategic Graphite A Survey :Geological Survey Bulletion 1082-E |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Rocks & Min 70:5 pp 320-333 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Heinrich,E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Gem Hunters guide, Macfall |
| Barwood,H.L (1997) Occurrence of turquoise group minerals in the eastern United States. Mineralogical Record 28 (1):53 |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Rocks & Min 70:5 pp 320-333 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont,Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Cook, Robert B., Smith, W. Everett (1982) Mineralogy of Alabama. Bulletin 120. Geological Survey of Alabama |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits pf the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |
| Heinrich, E.WM.,and Olson, Jerry C.,(1953) Mica Deposits of the Southeastern Piedmont, Part 11 :USGS Professional Paper 248-G |