Protected/viewingCore atlas
Maryland State Parks — General Natural-Resource No-Take Default
rocks, minerals, fossils and natural objects · Statewide
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 4 of 10
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Maryland Waterway Bed/Bank Material Protection Default
gravel, stones, fossils and minerals · Statewide
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Maryland Wildlands — Geological Resources Protection
rocks, fossils and natural features · Statewide
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Private Quarry/Mine No-Public-Access Default
minerals, crystals and quarry rocks · Statewide
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Scientifically Significant Fossil Escalation Control
vertebrate fossils, human remains and scientifically important specimens · Statewide
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Chesapeake Bay Shoreline Fossil Research
shoreline fossils, beach stones and eroding Coastal Plain sediments · Statewide
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Maryland Beryl and Pegmatite Research
beryl, mica and feldspar pegmatite occurrences · Statewide
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Maryland Calcite Occurrence Research
calcite in carbonate rocks, veins and quarries · Statewide
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Maryland Copper Occurrence Research
historic copper prospects and Piedmont mineralization · Statewide
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Maryland Feldspar Occurrence Research
feldspar-bearing pegmatites and historic quarry contexts · Statewide
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Maryland Garnet Occurrence Research
metamorphic garnet occurrences in Piedmont/Blue Ridge rocks · Statewide
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Maryland Iron-Ore District Research
historic magnetite/hematite/limonite mining districts · Statewide
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Maryland Marble Quarry Research
marble and carbonate quarry geology · Statewide
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Maryland Mica Occurrence Research
mica-bearing pegmatites and schists · Statewide
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Maryland Pyrite Occurrence Research
sulfide occurrences and historic mine contexts · Statewide
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Maryland Quarry and Mine Locality Research
historic and active quarry/mine geology · Statewide
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Maryland Quartz Occurrence Research
vein quartz, pegmatite quartz and transported quartz pebbles · Statewide
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Maryland Roadcut Geology Research
visible bedrock and fossils in transportation cuts · Statewide
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Maryland Slate Quarry Research
slate belts and historic quarry sites · Statewide
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Patuxent River Gravel Research
stream gravels and Coastal Plain/Piedmont clasts · Statewide
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Potomac River Gravel Research
quartz, quartzite, fossil fragments and river gravels · Statewide
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Talbot County Chesapeake Fossil Research
Coastal Plain fossil shells and sediments · Talbot
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Talbot Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Talbot
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Antietam National Battlefield — NPS Resource Protection
rocks, fossils and historic artifacts · Washington
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Sideling Hill Roadcut Geology Research
folded Devonian-Mississippian strata and fossils · Washington
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Washington Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Washington
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Maryland Coal Fossil Research
Pennsylvanian plant fossils and coal-measure geology · Western
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Maryland Devonian Fossil Research
brachiopods, corals and other Paleozoic fossils · Western
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Maryland Abandoned Mine Research
historic mine workings, geology and safety hazards · Western/Central
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Maryland Karst and Cave Geology Research
limestone, dolomite, sinkholes and caves · Western/Central
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Maryland Limestone Fossil Research
Paleozoic marine fossils in carbonate formations · Western/Central
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Wicomico Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Wicomico
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Wicomico Sand and Gravel Research
Coastal Plain sand, gravel and surficial deposits · Wicomico
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Assateague Island National Seashore — NPS Collecting Protection
rocks, shells, fossils and natural objects · Worcester
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Assateague Island Geology Research
barrier-island sand, shells and coastal processes · Worcester
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Ocean City Beach Geology Research
beach sand, shells and storm deposits · Worcester
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Worcester County Beach-Mineral Research
Atlantic beach heavy minerals, shells and quartz pebbles · Worcester
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Worcester Geology and Rockhounding Research
county bedrock, surficial geology, minerals, fossils, mines/quarries and historical extraction contexts · Worcester
ResearchUSGS Research
Hilton Quarry
Molybdenum
ResearchUSGS Research
Jones Falls Gneiss Quarries
Molybdenum