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USA | |
| Carlson, Ernest H. (2015) Minerals of Ohio. Bulletin 69 (2nd ed.) Ohio Division of Geological Survey |
| Vasichko, J.W. (2018) Fluorite of the Findlay Arch Mineral District, Ohio, Michigan and Indiana. Rocks and Minerals: 93(2): 110-119, 124. |
| Carlson, Ernest H. (2015) Minerals of Ohio. Bulletin 69 (2nd ed.) Ohio Division of Geological Survey |
| Carlson, Ernest H. (2015) Minerals of Ohio. Bulletin 69 (2nd ed.) Ohio Division of Geological Survey |
| Vasichko, J.W. (2018) Fluorite of the Findlay Arch Mineral District, Ohio, Michigan and Indiana. Rocks and Minerals: 93(2): 121-122. |
| King, Van (n.d.) Personal communcation. |
| Carlson, Ernest H. (2015) Minerals of Ohio. Bulletin 69 (2nd ed.) Ohio Division of Geological Survey |
| Carlson, Ernest H. (2015) Minerals of Ohio. Bulletin 69 (2nd ed.) Ohio Division of Geological Survey |
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