Mobridge — opal rockhounding site near South Dakota, SD
OpalSDFee varies

Mobridge

Rockhounding site in South Dakota, South Dakota · Turquoise & Opal

Mobridge is a opal rockhounding site near South Dakota, SD. Fee varies. Best season: Spring through fall.

Typical season: Spring through fall

Key facts

Structured details for trip planning — verify access and fees with the land manager before you visit.

Specimen type
Opal
Primary specimens
Opalized wood, Agatized wood
Fee status
Fee varies
Nearest town
South Dakota
State
South Dakota
Coordinates
45.52016, -100.41246
Best season
Spring through fall; confirm seasonal road access
Access difficulty
Moderate; remote roads possible
Camping
Dispersed camping may be available nearby; verify land rules
Activities
Rock and mineral collecting
Facilities
South Dakota regional services
Last updated
July 5, 2026

What to pack for Mobridge

Gear we compare for turquoise & opal trips like this one — tools, safety, and the hike in.

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The experience

  • Best time to visitSpring through fall; confirm seasonal road access
  • AccessModerate; remote roads possible
  • FacilitiesSouth Dakota regional services
  • Camping nearbyDispersed camping may be available nearby; verify land rules

Things you need to take to Mobridge

Best overallField Backpacks

Osprey Talon 22 Backpack

The pack to save for if you collect more than a few times a year.

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Best overallHand Lenses & Loupes

BelOMO 10x Triplet Loupe

The loupe to buy once and carry for decades.

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Best overallOutdoor Sunscreen

ThinkSport Sport Mineral Sunscreen

The best blend of mineral protection and wearability for field work — start here.

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Best overallSpecimen Bags & Wrap

SE Specimen Storage Bags 10-Pack

The basic system every collector should have in their pack.

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Report an access change

Field conditions change. If this site is closed, claimed, flooded, or the fee has changed, tell us — we update listings with community tips and desk verification.

Email a tip

Include the date you visited and any land-manager contact. Do not share private gate codes.

Map & location

Open in MapsGet directions45.52016, -100.41246

Sources & updates

Last reviewed

Spotted outdated access, fees, or safety info? Use Report an access change on this page or send a correction with the page URL — we review every submission.

Planning a trip to Mobridge?

Browse more rockhounding sites in South Dakota or explore the full directory.

Safety notice: Field and weather conditions change with weather, season, and field conditions. Verify current conditions with local land managers before you go. Collect at your own risk — there are rarely rangers or land managers at these sites.