|
USA | |
| Morrill & Chaffee, 1957. VT Mines & Mineral Localities |
| Hammarstrom, J. M., Meier, A. L., Jackson, J. C., Barden, R., Wormington, P. J., Wormington, J. D., & Seal II, R. R. (2000). Characterization of mine waste at the Elizabeth copper mine, Orange County, Vermont. US Geological Survey Open-File Report 99-564, 74 p. www.epa.gov/superfund/sites/docrec/pdoc1612.pdf. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. Johannes Swarts collection |
Thetford Lead Mine, Thetford, Orange County, Vermont, USA