|
USA | |
| U.S. Geological Survey/ U.s. Department of the Interior |
| Rocks & Min.: 13: 304-305. |
| Brobst, D. A. (1958) Barite resources of the United States. Bulletin Vol. 1072B. US Geological Survey doi:10.3133/b1072b |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Rocks & Min. Vol. 71, (1996) |
| Rocks & Min. Vol. 71, (1996) |
| Slack, J.F., Robinson, G.R., McLelland, J.M. (1987) Field trip guidebook to selected metallic mineral desposits in the Glens Falls 1 degree x 2 degrees Quadrangle, New York, Vermont, and New Hampshire. Open-File Report Vol. 1987 (87-485) US Geological Survey doi:10.3133/ofr87485 |
| Rocks & Min. Vol. 71, (1996) |
| Morrill & Chaffee, 1960. Vt Mines & Mineral Localities, Part II. |
| Rocks & Min. Vol. 71, (1996) |
| Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey. |
| Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey. |
| Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey. |
- Northern Section-Blue Ridge Province
| Rocks&Min. 47:596 (1972) |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |