| References: |
- Deposit:: Young, R. S., 1963, Prospect Evaluations, Washington County, Maine: Maine Geological Survey Special Economic Studies Series 3, 86 P.Young, R. S., 1963, Prospect Evaluations, Washington County, Maine: Maine Geological Survey Special Economic Studies Series 3, 86 P.
- Deposit:: Morrill, P., And Hinckley, W.P., 1959, Eastern Maine: Maine Mines And Minerals, V. 2, Dillingham Natural History Museum, Naples, Maine, 80 P.Morrill, P., And Hinckley, W.P., 1959, Eastern Maine: Maine Mines And Minerals, V. 2, Dillingham Natural History Museum, Naples, Maine, 80 P.
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