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USA | |
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| Davies, William E Caverns of West Virginia West Virginia Geological and Economic Survey Volume 19A (July 1958) |
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| Patrich S. McBride (2004) Facies analysis of the Devonian Gordon Stray Sandstone in West Virginia : West Virginia University |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| Davies, William E Caverns of West Virginia West Virginia Geological and Economic Survey Volume 19A (July 1958) |
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| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
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| Davies, William E Caverns of West Virginia West Virginia Geological and Economic Survey Volume 19A (July 1958) |
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| Davies, William E Caverns of West Virginia West Virginia Geological and Economic Survey Volume 19A (July 1958)
Davies, William E Caverns of West Virginia West Virginia Geological and Economic Survey Volume 19A (July 1958) |
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| Rogers William B. Report of the Progress of the Geological Survey of the State of Virginia 1836 |
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| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US, p.196 |
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| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US, p.196 |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
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| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
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| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
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| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
|
| Ransom, Jay Ellis (1974) Gems and Minerals of America - A Guide to Rock Collecting. Harper & Row. |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| Cristofono, Peter (2003), personal communication to Mindat.org. |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
|
| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
|
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
|
| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US, p.199 |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| [var. Iron-bearing Calcite] A GUIDE TO THE GEOLOGY OF THE SINNETT-THORN MOUNTAIN CAVE SYSTEM, PENDLETON COUNTY, WEST VIRGINIA |
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| Patrick E. Haynes (2012) Zeolites and associated minerals from Sugar Grove, Pendelton County, West Virginia. New Mexico Mineral Symposium November 10-11, 2012 Abstracts pp 19-20
Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc., Phoenix, Arizona. 567pp.
Rocks & Minerals 68:167 |
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| Burton Faust, 1964, Saltpetre Caves and Virginia History, Econo Print, Falls Church, VA, pp. 56. |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US |
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| MESA HEALTH AND SAFETY INSPECTION REPORT MAY 30, 1973 |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
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| www.wvgs.wvnet.edu/www/museum/muserock.htm |
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| McBride, P.S. (2004) Facies analysis of the Devonian Gordon Stray Sandstone in West Virginia: M.S. thesis, West Virginia University. |
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| Byron F. King (1932) American Mineralogist, 17, #10, 485-490. |
Sugar Grove Basalt, Pendleton County, West Virginia, USA