Manganese Oxides from selected localities.
USA | |
| [var: Manganese Dendrites] P. Cristofono collection |
| Van King; Falster, A. U., Simmons, W. B., Webber, K. L., Dallaire, D. A., Nizamoff, J. W., & Sprague, R. A. (2019). The Emmons Pegmatite, Greenwood, Oxford County, Maine. Rocks & Minerals, 94(6), 498-519. |
Emmons Quarry, Uncle Tom Mountain, Greenwood, Oxford County, Maine, USA