| Collector Specimen Matches |
| US |
| Alabama |
| MARCASITE crystals * Alabama * Ex. Barratt Phillips Collection - , AL US |
| California |
| LARGE CALCITE SPHALERITE MARCASITE CRYSTAL PLATE 10 1/4 + POUNDS CALIFORNIA - , Ca US |
| LARGE CALCITE SPHALERITE MARCASITE CRYSTAL PLATE 10 1/4 + POUNDS CALIFORNIA - , CA US |
| Colorado |
| Lot of 28 Prophecy Stones pseudomorph Hematite Limonite marcasite Colorado USA - , CO US |
| Iowa |
| SWEET MARCASITE INCLUDED CALCITE: LINWOOD MINE, BUFFALO, SCOTT CO., IOWA - NR! - , IA US |
| 10.8 oz Linwood Mine Calcite Marcasite Iowa Great Sparkle 5 x4 inches - , IA US |
| Linwood Mine Calcite Marcasite Iowa Great Calcites Self Standing 6 x 3 1/4 in - , IA US |
| Calcites all the way around 10 oz Linwood Mine Iowa Calcite & Marcasites - , IA US |
| STACKED CRYSTAL MARCASITE: LINWOOD MINE, BUFFALO, SCOTT COUNTY, IOWA, USA - NR! - , IA US |
| STACKED CRYSTAL MARCASITE: LINWOOD MINE, BUFFALO, SCOTT COUNTY, IOWA, USA - NR! - , IA US |
| SWEET MARCASITE and CALCITE: LINWOOD MINE, BUFFALO, SCOTT CO., IOWA - NR! - , IA US |
| A choice Calcite with Marcasite from the Linwood Mine Iowa - , IA US |
| Calcite on Marcasite Mineral Specimen from Iowa - , IA US |
| SWEET MARCASITE INCLUDED CALCITE: LINWOOD MINE, BUFFALO, SCOTT CO., IOWA - NR! - , IA US |
| Stunning Sparkle 1 lb Linwood Mine Calcite Marcasite Iowa with Stand - , IA US |
| Linwood Mine Calcite, Marcasite 13.5 oz Iowa - , IA US |
| Calcite included w/ Marcasite Mineral Specimen - Linwood Mine, Iowa - , IA US |
| STACKED TWIN MARCASITE & CALCITE: LINWOOD MINE, BUFFALO, SCOTT CO., IOWA - NR! - , IA US |
| Idaho |
| rawk11: 0.9LB Graveyard Point Plume Agate Jumbo slab-Plumes w/ Marcasite-Idaho! - , ID US |
| Illinois |
| Rare Barite with Marcasite from the North Green Mine Illinois - , IL US |
| Excellent Marcasite stalactite from the Conco Mine, Illinois - , IL US |
| Indiana |
| Calcite Marcasite from the Rensselaer Quarry Indiana - Pleasant Ridge, IN US |
| Michigan |
| UNUSUAL Star-shaped Marcasite Crystals on Quartz MAGMONT MINE, MISSOURI - , Mi US |
| MINERALS : TWO GENERATIONS OF MARCASITE CRYSTALS FROM MISSOURI, USA - , Mi US |
| Missouri |
| MARCASITE crystals on Galena * Joplin * Missouri - Joplin, MO US |
| Galena w/ Marcasite, Sweetwater Mine, Missouri - , MO US |
| Marcasite Encrusted Calcite Scalo Crystals Brushy Creek Missouri Old Stock - , MO US |
| Marcasite Encrusted Calcite Scalo Crystals Brushy Creek Missouri Old Stock - , MO US |
| Marcasite Encrusted Calcite Scalo Crystals Brushy Creek Missouri - , MO US |
| Marcasite Encrusted Calcite Scalo Crystals Brushy Creek Missouri - , MO US |
| Marcasite Encrusted Calcite Scalo Crystals Brushy Creek Missouri Old Stock - , MO US |
| Marcasite Encrusted Calcite Scalo Crystals Brushy Creek Missouri - , MO US |
| MINERALS : CALCITE CRYSTALS ON MARCASITE CRYSTALS FROM MISSOURI, USA - , MO US |
| MARCASITE crystals with Calcite * Brushy Creek Mine * Missouri - , MO US |
| MINERALS : IRIDESCENT BLUE CHALCOPYRITE CRYSTALS ON MARCASITE XTLS, MISSOURI - , MO US |
| Fine GALENA crystals with Marcasite * Joplin Field, Tri-State Dist * Missouri - Joplin, MO US |
| New York |
| MARCASITE needles in Calcite * Benchmark Quarry * New York - New York, NY US |
| Oklahoma |
| Marcasite on Galena Mineral Specimen Picher Oklahoma Beautiful Estate Find Rare - , OK US |
| Wisconsin |
| SUPERB OLD Calcite Galena & Marcasite Crystal WISCONSIN - Shullsburg, WI US |
| Minerals/Crystals - Calcite on Marcasite Miniature - Wisconsin - , WI US |
| Minerals/Crystals - Marcasite Coated Calcite Crystal - Wisconsin - , WI US |
