Aragonite from Chester County, Pennsylvania, USA
USA | |
| Ron Slotto "Mines and Minerals of Chester County, Pennsylvania" (2009) pg. 37-38 Ron Slotto (2009) Mines and Minerals of Chester County, Pennsylvania 37-38 Gordon "Mineral Localities of Pennsylvania" (1922) pg. 169 |
| Dana 6: 1067. |
Sloto, R.A. (1989). Famous mineral localities: The Phoenixville, Lead silver mines, Chester County, Pennsylvania. The Mineralogical Record, 20(5), 369-386. | |
| Sloto, R.A. (1989). Famous mineral localities: The Phoenixville, Lead silver mines, Chester County, Pennsylvania. The Mineralogical Record, 20(5), 369-386. |
| Mineralogical Record, 25(2),pp:105-120. |
| Jefferis, W.W. (1893) Localities of Chester County, Proceedings, Academy of Natural Science of Philadelphia, 34: 187. |
| The Mineralogy of Pennsylvania Samual Gordon, pg. 182 |
Brinton's Quarry, Westtown Township, Chester County, Pennsylvania, USA