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Rocky Mountain Minerals and Fossils

Calcite with Marcasite - Buick (Amax) Mine, Bixby, Missouri, USA

Calcite with Marcasite - Buick (Amax) Mine, Bixby, Missouri, USA

Regular price $300.00 CAD
Regular price Sale price $300.00 CAD
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An impressive calcite with marcasite specimen from the Buick (Amax) Mine near Bixby, Iron County, Missouri, USA. Collected in the 1960s, this specimen comes from the Steve Potvin collection and is accompanied by an older Crystal Brothers label identifying the Amax Mine.

The specimen features a prominent, elongated honey-yellow calcite crystal rising dramatically from a broad, densely crystallized matrix. The calcite displays translucent golden coloration, a vitreous luster and an unusual tapered form that creates a striking focal point. The surrounding matrix is covered with numerous small, reflective dolomite crystals and some metallic crusts of marcasite. There is a minor nick on the top of the main crystal.

The specimen has a particularly appealing architectural composition, with the upright calcite standing above an expansive, sparkling base. Its distinctive crystal form, strong visual contrast and documented 1960s collection history make it an attractive example of classic Missouri mineralization and a compelling addition to a cabinet collection.

Minerals: Calcite, Marcasite, Dolomite
Locality: Buick (Amax) Mine, Bixby, Iron County, Missouri, USA
Crystal System: Calcite – Trigonal; Marcasite – Orthorhombic
Mineral Class: Carbonate; Sulfide
Provenance: Ex Steve Potvin Collection; collected in the 1960s
Dimensions: 9 × 8.5 × 9 cm

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  • The Exact Specimen Pictured

    The specimen shown in the photographs is the exact specimen you will receive.

  • Carefully Packed for Collectors

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  • Shipping & Local Pickup

    We ship to Canada and the United States. Other destinations may be available by arrangement—contact us before ordering. Calgary pickup by appointment.