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Marcasite
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.73" Glistening Marcasite Crystal Stalactite - Linwood Mine, Iowa
$19
1.31" Glistening Marcasite Crystal Stalactite - Linwood Mine, Iowa
$29
1.56" Glistening Marcasite Crystal Stalactite - Linwood Mine, Iowa
$29
1.36" Glistening Marcasite Crystal Stalactite - Linwood Mine, Iowa
$25
3.7" Iridescent Marcasite Crystal Stalactite - Linwood Mine, Iowa
$185
4.5" Iridescent Marcasite Stalactite with Barite - Linwood Mine, Iowa
$215
1.85" Polished Forest Green Lucin Variscite Sphere - Utah
$215
1.85" Polished Schalenblende Sphere - Poland
$395
1.65" Intricate Botryoidal Rhodochrosite - Santa Eulalia, Mexico
$25
$17
1.2" Botryoidal Rhodochrosite Formation - Santa Eulalia, Mexico
$19
$12
1.2" Intricate Botryoidal Rhodochrosite - Santa Eulalia, Mexico
$19
$15
1.35" Yellow Apophyllite With Phantoms With Stilbite - India
$25
1.9" Sparkling Bladed Barite Crystal Cluster - Moldova
$35
1.55" Lustrous Apophyllite With Phantoms - India
$25
1.85" Mimetite Crystal Clusters on Limonitic Matrix - Mexico
$45
1.85" Polished Banded Malachite Palm Stone - D.R. Congo
$22
.8" Lemon-Yellow Sulfur Crystal Cluster - Italy
$39
.85" Lemon-Yellow Sulfur Crystal Cluster - Italy
$35
1.45" Lemon-Yellow Sulfur Crystal Cluster - Italy
$35
.95" Lemon-Yellow Sulfur Crystal Cluster - Italy
$45
1.45" Chlorite Included Quartz Crystal Cluster - Pakistan
$19
1.85" Polished Wild Horse Magnesite Sphere - Arizona
$149
.85" Champagne Topaz Cluster w/ Fluorite and Pseudobrookite - Utah
$45
.65" Lustrous Champagne-Pink Topaz Crystal - Utah
$35
1.85" Vibrant Orpiment and Realgar Association - Nevada
$9
1.85" Yellow Apophyllite With Phantoms With Stilbite - India
$29
1.57" Iridescent Chalcocite Crystal Cluster - Flambeau Mine, Wisconsin
$85
1.45" Iridescent Chalcocite Crystal Cluster - Flambeau Mine, Wisconsin
$85
1.45" Iridescent Chalcocite Crystal Cluster - Flambeau Mine, Wisconsin
$115
.4" Lustrous Black Bixbyite Crystal - Utah
$25
.55" Lustrous Black Bixbyite Crystal - Utah
$55
1.85" Vibrant Polished Malachite with Chrysocolla - DR Congo
$17
.75" Lustrous Bixbyite on Champagne Topaz - Utah
$49
1.55" Pyrite Dusted Cubic Fluorite Crystals on Quartz - China
$85
2.2" Sage-Green Himalaya Tourmaline (84.5ct) - California
$345
.7" Gemmy Vesuvianite Crystals - Jeffrey Mine, Canada
$39
.75" Lustrous Vesuvianite Crystals - Jeffrey Mine, Canada
$45
1.85" Shiny, Natural Pyrite Cube Cluster - Navajun, Spain
$59
1.85" Shiny, Natural Pyrite Cube Cluster - Navajun, Spain
$59
1.85" Polished Pink Opal Sphere - Western Australia
$79
1.9" Honey Colored Barite Crystal on Fluorescent Calcite - Elk Creek
$19
1.5" Quartz Crystal with Epidote Inclusions - China
$295
2" Tabular, Yellow-Orange Wulfenite Crystals - La Morita Mine, Mexico
$25
2" Limonite Pseudomorphs after Köttigite - Ojuela Mine, Mexico
$19
1.8" Limonite Pseudomorphs after Köttigite - Ojuela Mine, Mexico
$19
1.85" Botryoidal Yellow Fluorite Balls on Quartz - India
$35
1" Deep Purple Amethyst Crystal - Namibia
$15
1.05" Deep Purple Amethyst Crystal - Namibia
$15
2.25" Needle-Like Pyrolusite Crystals on Matrix - Mexico
$15
1.45" Needle-Like Pyrolusite Crystals on Matrix - Mexico
$15
2.1" Vibrant Iridescent Goethite Stalactite Formation - Spain
$85
2" Vibrant Iridescent Goethite Stalactite Formation - Spain
$129
1.8" Vibrant Iridescent Goethite Stalactite Formation - Spain
$99
1.85" Chlorite Included Quartz Crystal Cluster - Pakistan
$19
1.85" Polished Fish Coprolite (Fossil Poo) Nodule Half - Scotland
$13
.45" Cubic Fluorite Crystal with Phantoms - Yaogangxian Mine
$15
1.8" Eudidymite Crystal Formation - Malawi
$15
$12
1.02" Rare Natural Eitelite Crystal Specimen - Wyoming
$59
.65" Rare Natural Eitelite Crystal - Wyoming
$39
.79" Rare Natural Eitelite Crystal - Wyoming
$45
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