East Chicago Plant-Energy Coop.
Mineral resource occurrence
USGS ResearchINDIANA CITY ROCKHOUNDING HUB
Gary is the practical hub for Lake Michigan dunes, beach stones and glacial geology where protected-land rules are especially important.
LOCAL INTERACTIVE MAP
Explore nearby Indiana 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 Gary 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.
Mineral resource occurrence
USGS Researchglacial erratics, dolostone, chert, fossils and beach stones
Core atlasZinc, Lead
USGS ResearchMineral resource occurrence
USGS ResearchLead, Zinc
USGS Researchbeach stones, sand, fossils and natural mineral material
Core atlas