Andradite from New Hampshire, USA
USA | |
| Meyers, T.R., Stewart, G.W. (1956) The Geology of New Hampshire - Part III: Minerals and Mines. New Hampshire Department of Resources and Economic Development. |
| Tom Mortimer collection no. 1650 : Dorothy M. Schlegal (1957) Gem Stones of the United States : USGS Bulletin 1042-G |
| Rocks & Min.: 12:308. |