Columbite-(Fe)-Columbite-(Mn) Series from Hampshire County, Massachusetts, USA
USA | |
| (1917) Geology of Massachusetts and Rhode Island. Bulletin Vol. 597. US Geological Survey doi:10.3133/b597 |
| Shaub, B. M and Schenck, B. J. (1954). Pollucite From Lithia, Massachusetts (American Mineralogist 39:661). |
| Rocks & Min. 29:339-43. (1954) |
Barrus farm pegmatite localities, Goshen, Hampshire County, Massachusetts, USA