Possible unrecorded species at Swain's Quarry, Pennsbury Township, Chester Co., Pennsylvania, USA
This table is based on statistical analysis of other localities containing similar species to the ones found at this locality.
|Possible missing species||Formula||Match %||Due to recorded presence of|
|Quartz||SiO2||94.69%||Muscovite (78.16 %), Orthoclase (75.69 %)|
Key: Mineral matches key element mineralogy of deposit Key element(s) in mineral not listed for deposit (-20% score)