Drummond Island (Pudding Stone): Pudding Stone & Jasper Conglomerate Rockhounding in Chippewa County, Michigan

Public accessBest spot3 mineralsChippewa County, MichiganUpdated June 2026

Minerals reported: 3
Best months: April to October

Drummond Island is one of the best places in Michigan to find pudding stone, a striking metaconglomerate of red jasper pebbles set in white quartzite that glaciers carried south from Ontario. The Township Park puts a free public Lake Huron beach and boat launch within five miles of the ferry. The shoreline below the high-water mark is public land open to collectors. Reported finds include pudding stone, jasper conglomerate, petoskey stone. Below: coordinates, access notes, nearby spots, and trip-planning links.

Plan your visit

Generally open to casual rockhounding

County: Chippewa County
State: Michigan
Coordinates: 45.99858, -83.78802

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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.

Access note: Drummond Island Township Park sits off M-134 about five miles east of the ferry dock, with a free public beach and boat launch. Collect along the public shoreline and the island's extensive state land, stay off private lots, and keep finds under 25 pounds per year.

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.

Best time to visit Drummond Island (Pudding Stone)

24°J

26°F

34°M

46°A

59°M

70°J

75°J

74°A

66°S

53°O

41°N

31°D

Comfortable months (45 to 90°F highs)

Best months: April to October. Typical highs run 75°F in midsummer and 24°F in midwinter, with winter lows near 9°F.

Climate normals: NOAA 1991-2020 monthlies, DETOUR VILLAGE station (5 mi away).

Today's weather

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Sources & 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.

State guidance last verified: April 1, 2026

Michigan DNR, Rockhounding rules
Michigan Geological Survey
Isle Royale National Park, Rules
Community submissions reviewed against published agency rules

Found at Drummond Island (Pudding Stone)

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 Drummond Island (Pudding Stone).

Glen Cove BeachChippewa County, Michigan · 12 mi away
Hoeft State ParkPresque Isle County, Michigan · 37 mi awayPuddingstone, Granite, Quartz
Seagull Point ParkPresque Isle County, Michigan · 39 mi away
Thompson's Harbor State ParkPresque Isle County, Michigan · 45 mi awayGranite, Gneiss, Quartz
Presque Isle ShorelinePresque Isle County, Michigan · 46 mi awayAgate, Chalcedony Geode, Sandstone With Calcite Vein
Point Iroquois LighthouseChippewa County, Michigan · 52 mi awayLake Superior Agate, Yooperlite
Burt Lake BeachCheboygan County, Michigan · 54 mi awayPetoskey Stone, Fossil
Besser Natural AreaPresque Isle County, Michigan · 55 mi away

Drummond Island (Pudding Stone) FAQ

Where is Drummond Island (Pudding Stone)?+

Drummond Island (Pudding Stone) is in Chippewa County, Michigan, at 45.99858, -83.78802.

What rocks and minerals can you find at Drummond Island (Pudding Stone)?+

Drummond Island (Pudding Stone) is reported to produce Pudding Stone, Jasper Conglomerate, Petoskey Stone.

Is collecting allowed at Drummond Island (Pudding Stone)?+

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. Always confirm current rules with the managing agency before a trip.

What tools should I bring to Drummond Island (Pudding Stone)?+

Most agate and jasper is surface float: bring a spray bottle, a pick or small shovel, and a sturdy bag. Wet stones show their banding and translucence.

When is the best time to visit Drummond Island (Pudding Stone)?+

The most comfortable months at Drummond Island (Pudding Stone) are April to October.

How do I get to Drummond Island (Pudding Stone)?+

Open the directions link to navigate to 45.99858, -83.78802 in Google Maps. Some spots are remote, so check road conditions before driving out.

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