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USA | |
| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
| Ransom, Jay Ellis (1974) Gems and Minerals of America pg.592 |
| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US American Journal of Science Third Series Vol 39 No. 231 (1890) Williams, G H Celestite from Mineral County, West Virginia |
| Zeitner, June Culp (1968) Appalachian Mineral & Gem Trails. Lapidary Journal, Inc. |
| Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US |
Pendleton County, West Virginia, USA