|
USA | |
| King, Vandall T. (2000) Mineralogy of Maine Vol. 2 - Mining History, Gems, and Geology. Maine Geological Survey. |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
| Rainville, G. D. and Park, W. C. (1976) Nickeliferous Pyrrhotite Deposits, Knox County, Southeastern Maine in Lyons, P. C. and Brownlow, A. H. (editors) Studies in New England Geology, Memoir 146, Geological Society of America, p. 319-347. |
| keck.wooster.edu (n.d.) http://keck.wooster.edu/archives/symposium/02/Maine01_pdfs/brillabs.pdf. |
| W. B. Thompson, D. L. Joyner, R. G. Woodman, and V. T. King (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41 |
| King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine Vol. 1 - Descriptive mineralogy. Maine Geological Survey. |
Route 105 road cut, Appleton, Knox County, Maine, USA