Rockhounding Delaware, Maryland, and the Washington, DC Metro Area : A Guide to the Areas' Best Rockhounding Sites.

Intro -- Contents -- Acknow ledgments -- Introduction -- Rockhounding Basics -- Geology -- Natural Resources -- How to Use This Guide -- Delaware -- 1. Wilmington Bringhurst Gabbro -- 2. Wilmington Blue Gneiss -- 3. Woodlawn Quarry Micaand Feldspar -- 4. Brandywine Springs ParkSillimanite -- 5. White Clay Creek OrangeFeldspar -- 6. Iron Hill Goethite and Limonite -- 7. Chestnut Hill Boxwork Limonite -- 8. New Castle Battery Park BeachSea Glass -- 9. Chesapeake &amp -- Delaware Canal Belemnites and Exogyra Oysters -- 10. Odessa Petrified Wood -- 11. Woodland Beach Sea Glass -- 12. Cape Henlopen Beach Quartz -- Maryland -- 13. Big Elk Creek Orange Feldspar -- 14. Elk Neck Hematitic Conglomerate -- 15. Betterton Beach Sea Glass -- 16. Tolchester Beach Sea Glass -- 17. Octoraro Creek Serpentine -- 18. Conowingo Dam Area River Rocks -- 19. Black Barren Road Serpentine -- 20. Conowingo Creek-Pilot Road Serpentine -- 21. Conowingo Boat Landing Schistand Micaceous Granitic Rock -- 22. Whiteford Slate -- 23. Cardiff Serpentine -- 24. Kilgore Falls Pelitic Schist -- 25. Loch Raven Lower Dam Quarry Albite Pegmatites -- 26. Herring Run Marble, Feldspar, and Tourmaline -- 27. Herring Run River Rocksand Glass -- 28. Robert E. Lee Park Serpentine and Chromite -- 29. Falls Road Serpentine Quarry -- 30. Bare Hills Copper Mine Hornblende Schist-Chalcopyrite -- 31. Gunpowder River Garnet and Crenulated Schist -- 32. Hunt Valley McCormick Road Marble -- 33. Hunt Valley Mall Garnet -- 34. Oregon Ridge Goethite and Marble -- 35. Soldiers Delight Serpentine -- 36. Mineral Hill Mine Malachite and Talc Schist -- 37. Dogwood Creek Feldspar and Mica Schist -- 38. Frost Quarry Albite Feldspar -- 39. Henryton Tunnel Area Feldspar Quarry -- 40. Middle Patuxent Banded Marble and Graphic Granite -- 41. Sykesville Mine Specular Hematite -- 42. Elba Furnace Glassy Slag.

43. Bowie Siderite and Shark Teeth -- 44. Tarnans Branch Vivianite Concretions -- 45. Bayfront Park Shark Teeth -- 46. Flag Ponds Beach Shark Teeth -- 47. Calvert Cliffs State Park Shark Teeth -- 48. Chancellor Point Beach Quartz -- 49. Point Lookout Beach Quartz -- 50. Catoctin Furnace Glassy Slagand Limonite -- 51. Highway 40 Metarhyolite -- 52. Highway 40 Catoctin Metabasalt -- 53. Highway 355 Frederick Limestone -- 54. Ballenger Creek Road Potomac Marble -- 55. Point of Rocks Goethite and Limonite -- 56. McCoys Ferry Devonian Fossils -- 57. Pecktonville Devonian Brachiopods -- 58. Sandy Mile Road Devonian Brachiopods and Gastropods -- 59. Sideling Hill Roadcut -- 60. Woodmont Station Devonian Brachiopods -- 61. Corriganville Silurian-Devonian Crinoids and Brachiopods -- 62. Hoffman Hill Strip Mine Pennsylvanian Plant Fossils -- 63. Dawson Devonian Fossils -- Washington, DC Metropolitan Area -- 64. Muirkirk Clay Pits Dinosaur Park -- 65. Bladensburg Siderite and Limonite -- 66. Wheeler Road Vivianite -- 67. Henson Creek Tributary Fossils -- 68. Fort Washington Gypsum Crystals and Fulgarites -- 69. Piscataway Creek Tributary Turritella and Armored Mud Balls -- 70. Purse State Park Shark Teeth and Turritella Fossils -- 71. Westmoreland State Park Shark Teeth -- 72. Caledon State Park Shark Teeth -- 73. Government Island Sandstone Quarry -- 74. Leesburg Potomac Marble -- 75. Paint Branch Orange Feldspar and Micaceous Gneiss -- 76. Northwest Branch Tributary Garnet and Tourmaline -- 77. Travilah Serpentine Barrens -- 78. Great Falls of the Potomac -- References Cited -- Site Index -- About the Author.

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Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2024. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.