Quartz from selected localities.
USA | |
| [Chalcedony var: Carnelian] Hitchcock, Edward (1858): Catalogue [of the collection of rocks, minerals, and fossils in the state collection] in Annual report of the Secretary of the Board of Agriculture, Volume 6 (Boston: Massachusetts State Board of Agriculture, 1859) |
| Gleba, 1978. Massachusetts Mineral & Fossil Localities; Emerson, B. K (1882) The Deerfield Dyke and its minerals. American Journal of Science 3rd series XXIV:270-278,349-359. | |
| Emerson, B. K. (1895): A Mineralogical Lexicon of Franklin, Hampshire, and Hampden Counties, Massachusetts (USGS Bulletin 126). |
Cheapside Quarry, Deerfield, Franklin County, Massachusetts, USA