Pikes Peak Mine
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USGS ResearchNEW JERSEY CITY ROCKHOUNDING HUB
Franklin mineral museum, historical zinc mines and fluorescent-mineral heritage.
LOCAL INTERACTIVE MAP
Explore nearby New Jersey records without leaving this hub. Status, coordinate precision and access evidence determine whether a pin is a realistic field destination.

Reference photograph used for rock and mineral identification. It is not from this exact location or a guarantee that collecting is permitted.
This hub uses Franklin as a geographic base, while the material mix is calculated from the records actually mapped around it.
Records are ordered by evidence status first, then distance. Open the detailed guide before treating any pin as a trip destination.
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USGS ResearchMineral resource occurrence
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USGS Researchcalcite in marble and traprock cavities
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USGS Researchglacial boulders and till
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USGS ResearchMineral resource occurrence
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