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USA | |
| King, V. (ed.), 2009, Maine feldspar, Families, and Feuds |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| coromotominerals.com (2001) http://coromotominerals.com/index.html |
| Falster, Alexander U., Simmons, William B., Webber, Karen L., Dallaire, Donald A., Nizamoff, James W., Sprague, Raymond A. (2019) The Emmons Pegmatite, Greenwood, Oxford County, Maine. Rocks & Minerals, 94 (6) 498-519 doi:10.1080/00357529.2019.1641021 |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| King, Van (n.d.) Personal communcation. |
| Arthur Smith (2003) "Is there any lead at the Porter Lead Mine?", Mineral News, 19, #3, 1-2. |
| King, Van (n.d.) Personal communcation. |
| King, Van (n.d.) Personal communcation. |
Eastman Quarry, Deer Hill, Stow, Oxford County, Maine, USA