|
USA | |
| Pavlides, Louis and Milton, Charles, 1962, Geology and Manganese Deposits of the Maple and Hovey Mountains Area, Aroostook County, Maine, U. S. Geological Survey Professional Paper 362, pp. 116 + plates. |
| Pavlides, Louis and Milton, Charles, 1962, Geology and Manganese Deposits of the Maple and Hovey Mountains Area, Aroostook County, Maine, U. S. Geological Survey Professional Paper 362, pp. 116 + plates. |
| Pavlides, Louis and Milton, Charles, 1962, Geology and Manganese Deposits of the Maple and Hovey Mountains Area, Aroostook County, Maine, U. S. Geological Survey Professional Paper 362, pp. 116 + plates. |
- Blue Hill - Castine Mining District
| Emmons, William H. (1910) Some ore deposits in Maine and the Milan mine, New Hampshire. Bulletin Vol. 432. US Geological Survey doi:10.3133/b432 |
| Emmons, William H. (1910) Some ore deposits in Maine and the Milan mine, New Hampshire. Bulletin Vol. 432. US Geological Survey doi:10.3133/b432 |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |