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| Acknowledgments | |
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| Introduction | |
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| Rockhounding Basics | |
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| Pennsylvania Geology | |
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| Pennsylvania Natural Resources | |
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| New Jersey Geology | |
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| New Jersey Natural Resources | |
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| How to Use This Guide | |
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| Pennsylvania Sites | |
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| Piedmont Province | |
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| Prospect Park Kyanite | |
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| Smedley Park Apatite | |
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| Oreland Goethite | |
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| Phoenixville Dolomite Crystals | |
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| Hay Creek Prehnite and Stilbite | |
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| Morgantown Stromatolitic Cambrian Carbonates | |
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| Fruitville Pike Pseudomorphs | |
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| Mud and Grubb Lake Goethite Bombshells | |
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| Safe Harbor Quarry | |
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| Delta Slate Quarries | |
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| Strickhousers Iron Mines | |
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| Howard Tunnel Phyllite | |
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| Accomac Road Serpentine Minerals | |
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| Rossville Malachite-Azurite | |
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| Dillsburg Diabase Minerals | |
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| Hershey Specular Hematite | |
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| Fontana Quarries Calcite | |
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| Cornwall Magnetite | |
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| New England Province | |
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| Antietam Molybdenite | |
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| Allentown Jasper Cliffs | |
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| Constitution Drive Rare Earth Minerals | |
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| Hellertown Thomas Iron Slag | |
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| Ridge and Valley Province | |
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| Easton Tremolite and Phologopite | |
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| St. Anthony's Nose Schorl | |
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| Pen Argyl Ordovician Slate | |
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| Saylorsburg Devonian Fossils | |
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| Beltzville State Park Devonian Fossils | |
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| Lehighton Lehigh Canal Devonian Fossils | |
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| Lehighton Quartz Crystals | |
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| Deer Lake Devonian Fossils | |
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| Molino Devonian Banded Sediments | |
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| St. Clair Pennsylvanian Fern Fossils | |
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| Suedberg Devonian Fossils | |
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| Sharp Mountain Boxcar Rocks | |
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| Centralia Pennsylvanian Plant Fossils | |
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| Shamokin Whaleback Pennsylvanian Plant Fossils | |
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| Dalmatia Devonian Fossils | |
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| Rockville Devonian Fossils | |
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| Harrisburg Boxwork Limestone | |
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| Mechaniscsburg Cabbage Head Quartz | |
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| Boiling Springs-Reading Banks Cryptomelane and Goethite | |
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| Carbaugh Reservoir Metavolcanics | |
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| Waggoners Gap Turquoise | |
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| Shermans Dale Devonian Fossils | |
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| New Bloomfield Devonian Fossils | |
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| Roxbury Ordovician Fossils | |
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| Seven Stars Devonian Pelecypods | |
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| Walker Lake Ordovician-Devonian Brachiopods | |
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| Kreamer Wavellite | |
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| Danville Devonian Fossils | |
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| PPL Montour Preserve Fossils | |
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| Lime Ridge Calcite and Early Devonian Fossils | |
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| Nanticoke Concrete City | |
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| Bellefonte Ordovician Fossils | |
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| Turnpike Devonian Graptolites | |
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| Appalachian Plateaus Province | |
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| Johnstown Pennsylvanian Fossils | |
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| Uniontown Mississippian Fossils | |
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| Carmichaels Pennsylvanian Plant Fossils | |
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| North Vandergrift Barite-Sphalerite Nodules | |
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| Frick Park Pennsylvanian Fossils | |
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| South Heights Pennsylvanian Crinoid Fossils | |
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| Franklin Siderite-Sphalerite Nodules | |
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| Titusville Mississippian Fossils | |
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| Union City Dam Devonian Horseshoe Crabs and Trace Fossils | |
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| New Jersey Sites | |
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| Coastal Plain Province | |
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| Mount Holly Iron Oxide Cemented Sandstone | |
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| Mullica Hill Vivianite | |
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| Bear Swamp Hill Quartz Pebbles | |
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| Harrisville Pond Bog Iron | |
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| Cape May Diamonds | |
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| Big Brook Late Cretaceous Fossils | |
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| Sayrcvillc Marcasite and Amber | |
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| Piedmont Province | |
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| Corys Brook Vesicular Basalt and Potential Carnelian | |
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| Stirling Brook Carnelian Agate | |
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| North Arlington Schuyler Copper Mine | |
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| Snake Hill Magnetite, Malachite, and Stilbite | |
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| Jersey City Bergen Arches Calcite | |
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| Hoboken Serpentine | |
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| North Bergen Banded Hornfels | |
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| New Street Quarries and Great Falls of the Passaic | |
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| Highlands Province | |
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| Lake Valhalla Yellow Serpentine | |
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| Wanaque Roomy and Blue Mines Magnetite | |
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| West Milford-Bearfort Mountain Puddingstone | |
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| Cranberry Lake Iron Mines | |
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| Sterling Hill Mine and Mine Run Dump | |
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| Buckwheat Dump and Franklin Mineral Museum | |
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| Hamburg Stromatolites | |
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| Marble Mountain Hematite Mine | |
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| Valley and Ridge Province | |
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| Pahaquarry Copper Mines | |
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| Montague Quartz Crystals | |
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| References Cited | |
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| Index | |
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| About the Author | |