ResearchCore atlas
Port Deposit Granitic Rock Research
historic building-stone quarry geology · Cecil
MARYLAND ROCKHOUNDING DIRECTORY
All Maryland Rockhounding Locations & Mineral Records
Search 392 records without turning broad geology occurrences into false collecting recommendations.
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392 matches · page 2 of 10
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Douglas Point Natural Area — Low-Tide Shoreline Fossil Collecting
Paleocene Aquia Formation shells, shark teeth, ray, crocodile and turtle fossils · Charles
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Nanjemoy WMA — Purse Area Fossil Hunting
Paleocene Aquia Formation shark teeth, ray material, shells and river-edge fossils · Charles
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Aquia Formation Fossil Research
Paleocene marine fossils, shark teeth and shells · Charles
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Charles Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Charles
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Douglas Point Aquia Geology Research
Aquia Formation stratigraphy and river-edge fossils · Charles
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Purse Area Regional Fossil Research
Paleocene Potomac shoreline fossils outside verified retention scope · Charles
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Dorchester County Coastal Fossil Research
Chesapeake coastal sediments and fossil context · Dorchester
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Dorchester Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Dorchester
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Catoctin Mountain Park — NPS Geological Resource Protection
rocks and minerals · Frederick
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Monocacy National Battlefield — NPS Resource Protection
rocks, fossils and historic artifacts · Frederick
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Catoctin Metabasalt / Greenstone Research
metabasalt, metarhyolite and Blue Ridge geology · Frederick
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Frederick Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Frederick
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Frederick Valley Limestone Research
carbonate geology, fossils and karst · Frederick
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South Mountain Quartzite Research
quartzite and metasedimentary ridge geology · Frederick
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Deep Creek / Garrett Plateau Geology Research
sandstone, shale and coal-bearing Appalachian Plateau rocks · Garrett
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Garrett County Coal and Fossil Research
Allegheny/Conemaugh coal measures and plant fossils · Garrett
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Garrett Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Garrett
Protected/viewingCore atlas
Rocks State Park — King and Queen Seat Protected Outcrop
quartzite/metasedimentary outcrop · Harford
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Harford County Pegmatite Research
pegmatite, feldspar, quartz and mica occurrences · Harford
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Harford Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Harford
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Peach Bottom Slate Research
slate belt and historic quarry geology · Harford
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Rocks State Park Geology Research
King and Queen Seat rock outcrop and Deer Creek geology · Harford
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Ellicott City Granite/Gneiss Research
Piedmont crystalline rocks and historic quarrying · Howard
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Howard Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Howard
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Patapsco Valley Pegmatite Research
pegmatite, quartz, feldspar and mica occurrences · Howard
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Kent County Greensand and Fossil Research
Coastal Plain glauconitic sands and fossils · Kent
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Kent Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Kent
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Great Falls / Potomac Gold Research
historic placer/lode gold context near Potomac Gorge · Montgomery
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Maryland Gold Belt Research
historic gold mines/prospects in central Maryland Piedmont · Montgomery
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Montgomery County Quartz and Pegmatite Research
quartz veins and pegmatitic occurrences · Montgomery
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Montgomery Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Montgomery
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Maryland Transported Boulder / Erratic Research
transported boulders and surficial clasts · Northern Maryland
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Dinosaur Park Paleontology Research
Cretaceous fossil bed and supervised paleontology context · Prince George's
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Maryland Dinosaur Fossil Research
Astrodon and Cretaceous dinosaur fossil context · Prince George's
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Potomac Group Fossil Research
Cretaceous plant and vertebrate fossil contexts · Prince George's
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Prince George's Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Prince George's
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Prince George's Ironstone and Clay Research
ironstone, clay, sand and Coastal Plain materials · Prince George's
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Queen Anne's County Greensand Research
Coastal Plain sands, glauconite and fossil context · Queen Anne's
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Queen Anne's Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Queen Anne's