Roebling Mine: Aquamarine & Beryl Rockhounding in Western Connecticut Planning Region, Connecticut
- Minerals reported
- 8
- Elevation
- 540 ft
Roebling Mine is a mapped rockhounding spot in Western Connecticut Planning Region, Connecticut. Reported finds include aquamarine, beryl, biotite, feldspar, garnet, and more. Below: coordinates, access notes, nearby spots, and trip-planning links.
Plan your visit
Generally open to casual rockhounding
- State
- Connecticut
- Nearest road
- Mine Road
- Postcode
- 06776
- Coordinates
- 41.65615, -73.43485
Coordinates are approximate. Confirm the exact ground in the RockHoundR app, where land overlays show which agency manages the area.
Land & collecting status
Generally open to casual rockhounding
Most public-tagged spots sit on BLM, U.S. Forest Service, or other federal land where reasonable hand collecting of common rocks and minerals is allowed. Confirm posted rules and active mining claims before you dig.
Public-land rules vary by agency, season, and field office. The RockHoundR app pulls live BLM, USFS, NPS, and tribal overlays so you can see exactly which agency manages the ground at this spot.
Geology at Roebling Mine
This spot sits on Dalton Formation, mapped as gneiss and quartzite that formed roughly 540 to 510 million years ago. Metamorphic terrain like this typically carries quartz veins and sweats, and weathered crystals tend to end up in the soils and streams below.
- Mapped unit
- Dalton Formation
- Age
- 540–510 Ma (Early Cambrian)
- Rock types
- gneiss and quartzite
- Elevation
- 540 ft
Geologic mapping via Macrostrat and the underlying state geological survey maps (CC BY 4.0). Bedrock at the surface can vary within a mapped unit.
Today's weather
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Get the appSources & verification
Spot details combine the public RockHoundR location dataset, normalized mineral labels, agency land-status checks in the app, and community submissions. Coordinates are approximate until verified in the field.
- Connecticut Geological Survey
- CT DEEP state land rules
- Community submissions reviewed against published agency rules
Found at Roebling Mine
Each name opens all spots that produce that material; the encyclopedia link opens the full ID and field guide.
Nearby rockhounding spots
Other rockhounding spots within driving distance of Roebling Mine.
- Bulls BridgeNorthwest Hills Planning Region, Connecticut · 4 mi awayGarnet, Gold
- BridgewaterNorthwest Hills Planning Region, Connecticut · 8 mi awayCalamine, Galena, Cerussite
- Old Iron MineNorthwest Hills Planning Region, Connecticut · 8 mi awayChalcopyrite, Galena, Pyrite
- Bantam LakeNorthwest Hills Planning Region, Connecticut · 11 mi awayRose Quartz
- LitchfieldNorthwest Hills Planning Region, Connecticut · 12 mi awayCorundum, Pyrite, Staurolite
- CornwallNorthwest Hills Planning Region, Connecticut · 14 mi awayGraphite
- DanburyWestern Connecticut Planning Region, Connecticut · 21 mi awayGraphite
- TorringtonNorthwest Hills Planning Region, Connecticut · 22 mi awayAgate, Prehnite
Across the state line from Roebling Mine
Roebling Mine is close enough to the Connecticut border that the next-closest rockhounding spots are in a neighboring state. Worth knowing if you are already on the road.
- Pine PondPutnam County, New York · 19 mi awayArsenopyrite, Asbestos, Leucopyrite
- Tilly Foster Iron MinePutnam County, New York · 20 mi awayMagnetite, Brucite, Chondrodite
- NE Dutchess CountyDutchess County, New York · 23 mi awayGalena, Goethite, Limonite
- Ancram area lead minesColumbia County, New York · 26 mi awayBarite, Galena, Sphalerite
- Cornwall (Wallkill River)Orange County, New York · 33 mi awayBloodstone, Jasper
- PeeksillWestchester County, New York · 33 mi awaySunstone
Roebling Mine FAQ
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More rockhounding in Connecticut
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