Sheffler Rock Shop & Geode Mine
Approximate — check official site before visiting
Geode digging operation at junction of Hwy 61 and 27, 6 miles west of Alexandria, MO. BYO buckets, rock hammer, pry bar. Appointment-only operation with 50 lbs of geodes included in the fee. Pets on leash allowed but not in the mine.
🌐 Visit Official Site →🪨 What You Can Find Here
Geodes
Hollow rocks lined with crystals. Iowa's Keokuk region is the Geode Capital of the World.
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Quartz Crystals
Clear, smoky, and rose quartz crystals are among the most common and rewarding rockhounding finds. Arkansas produces world-class quartz.
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Calcite
Common but versatile carbonate mineral that forms in many crystal habits. Found in geodes, cave deposits, and veins throughout the US.
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Aragonite
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Barite
Heavy barium sulfate mineral that forms distinctive rosette and crystal formations. Oklahoma's Rose Rock Beds produce world-famous barite roses.
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Fluorite
Colorful halide mineral that often forms cubic crystals. The Illinois-Kentucky fluorite district was once the world's leading producer. Also found in New York and Tennessee.
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Pyrite
Iron sulfide known as Fool's Gold for its metallic luster. Found in many US states, often in association with other minerals. Popular with beginner collectors.
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Sphalerite
Zinc sulfide mineral, the primary ore of zinc. Found in Missouri, Wisconsin, New York, and Kentucky's Mississippi Valley deposits.
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📍 Nearby Locations in Missouri
Mozarkite Beds
Lincoln, Missouri · Public Land
Mozarkite (Missouri's state rock) is a beautiful chert/jasper found in central and southwest Missouri. A prized knapping and lapidary material.
Missouri Geode Beds
Macon, Missouri · Public Land
Stream beds and road cuts producing geodes in northeastern Missouri. Part of the same geologic formation as Iowa's Keokuk geodes.
Potosi Lead Mine District
Potosi, Missouri · Fee Dig
Historic lead mining district in Washington County. Old mine dumps produce galena cubes, calcite, pyrite, and sphalerite. Part of the famous Missouri ...
Missouri Trilobite Beds
Sedalia, Missouri · Public Land
Road cuts and exposures in central Missouri producing Devonian trilobite fossils including the state fossil (crinoid).
Hawks Bluff Farm Rocks and Drusy
Tiff, Missouri · Fee Dig
420-acre working farm in Washington County, about 60 miles south of St. Louis. Offers rock hunting for drusy quartz, agate, calcite, and more. Also of...
Bluff View Farm Rocks
Potosi, Missouri · Fee Dig
300-acre fee-dig operation near Potosi, MO in Washington County. Specializes in large quartz crystal plates ('Ozark diamonds'). Owner Todd is very acc...
⛏️ Recommended Gear
Make the most of your visit to Sheffler Rock Shop & Geode Mine with the right equipment.
Rock Hammer
The most essential rockhounding tool. Choose a hammer with both a flat striking face and a pointed pick end.
Typical: $25-45
Safety Glasses
Mandatory protective gear. Rock chips fly unpredictably when hammering.
Typical: $10-20
Chisel Set
Cold chisels in 3-4 sizes for precise extraction from matrix rock.
Typical: $15-30
Geologist's Pick
A heavier crack hammer for splitting hard rock. Essential for hard rock mining areas.
Typical: $35-60
Sifting Screen
Stackable mesh screens for sifting gravel and dirt. Essential for gem and fossil hunting.
Typical: $20-40
UV Flashlight
Long-wave UV light for finding fluorescent minerals and Yooperlites.
Typical: $15-35