Ores and minerals in Pittsburgh

Allison Park  Bairdford  Bakerstown  Beadling  Bethel Park  Braddock  Bunola  Carnegie  Cheswick  Clairton  Curtisville  Dravosburg  Duquesne  East Mc Keesport  East Pittsburgh  Elrama  Finleyville  Gastonville  Gibsonia  Glassport  Glenshaw  Greenock  Harwick  Homestead  Indianola  Ingomar  Kirwan Heights  Library  Mc Kees Rocks  Monroeville  North Versailles  Oakmont  Pitcairn  Presto  Rural Ridge  Russellton  Springdale  Turtle Creek  Valencia  Verona  Warrendale  West Mifflin  Wexford  Wildwood  Wilmerding