Tourmaline from Hartford County, Connecticut, USA
USA | |
| Wilson, Wendell E. (2001) Notes From the Editors - Old Yuma mine. The Mineralogical Record, 32 (6) 426-501 |
| Cameron, Eugene N., , (1954) Pegmatite investigations, 1942-45, in New England. Professional Paper 255. US Geological Survey doi:10.3133/pp255 |
| [var. Rubellite] Rocks & Min.: 70:379 |
| Moritz, Harold (n.d.) Personal Communication. |
Various field collectors |
Simpson Quarry, South Glastonbury, Glastonbury, Hartford County, Connecticut, USA