Map of Pa. Iron content

[richbat]

Does anyone know or have a link where i can view Pa. iron content locations? Seen one somewhere but can't seem to remember where.It had the dark shaded areas of each location.Thanks,Rich

 

Amazon Forum Fav 👍

DR.ÖTEK Metal Detector, Waterproof Gold Detector, Pinpoint & Terrain Modes, Professional Metal Detector - Grab it through Amazon!