Pokrovskite from Piedmontia Domain, North America Plate
USA | |
| Parker, Fred J. (2005) The minerals of the Hunting Hill quarry, Rockville, Maryland. The Mineralogical Record, 36 (5) 435-446 |
| Bernard, Jan, Hyršl, Jaroslav (2004) Minerals and their Localities (1st ed.) Granit, Prague. |
| FM newsletter vol.31 no.1 Jan-Mar '01 pg.6 |
Addie Quarry, Jackson County, North Carolina, USA