Where to Find Adularia in the United States

3 mapped adularia spots across 1 U.S. states. Adularia is reported at multiple rockhounding spots across the United States. The map below shows where collectors most often find it on legal public ground.

Learn about adularia: properties & identification →

Map showing where to find adularia across the United States, with 3 mapped spots

Top states for adularia

States ranked by number of adularia spots in our database. States in bold link to a focused adularia-in-state list.

Every adularia spot we track

Sorted by state and county. Coordinates open in Google Maps.

SpotCountyMineralsCoordinatesAccess
McClain State ParkBear Lake RoadHoughton County47.2368, -88.6147Public
Keweenaw PointKeweenaw County47.4079, -87.7115Public
Lake Superior BeachLakeshore RoadOntonagon County46.8713, -89.3352Public

Adularia rockhounding FAQ

Where is the best place to find adularia in the U.S.?+
Michigan have the highest concentrations of adularia in this list. Each state's quality and access varies — open the linked state pages for a detailed view.
How many adularia rockhounding spots does RockHoundR track?+
3 mapped spots across 1 states. The app keeps these on a map alongside your private finds.
Can I legally collect adularia on public land?+
Casual hand collecting of common rocks and minerals like adularia is allowed on most BLM and U.S. Forest Service land, with daily and annual limits set by the local field office. National parks, most state parks, and tribal land are off-limits. Always check with the managing agency before a trip.
How do I identify adularia in the field?+
Field identification of adularia comes down to color, hardness, fracture, and luster. The RockHoundR app links to geology details for each spot to help narrow down what you might be picking up.

Hunt adularia on the map

Open RockHoundR to see these spots on a real map with public land overlays and trip-planning details.

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