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Calcite
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5.8" Polished, Free-Standing Blue Calcite - Madagascar
$49
5.8" Very Vibrant, Free-Standing Polished Bumblebee Jasper
$295
5.8" Free-Standing, Polished Septarian - Madagascar
$49
5.8" Thunder Bay Amethyst Cluster with Hematite - Canada
$185
2.2" Polished Purple Passion Agate Slice - Chihuahua, Mexico
$39
2.4" Quartz Crystal Cluster with Epidote Inclusions - China
$45
5.8" Polished, Cretaceous, Oncolite Stromatolite Fossil - Mexico
$245
$195
5.8" Quartz Crystals with Striated Pyrite - Peru
$45
5.8" Beautiful Septarian Geode Bookends - Utah
$375
2.7" Free-Standing, Polished Bumblebee Jasper - Indonesia
$25
4.2" Polished Purple Passion Agate Section - Chihuahua, Mexico
$99
7.1" Fluorescent Hexagonal Calcite Crystals - China
$295
4.6" Polished Laguna Agate Slice - Mexico
$135
3.9" Polished, Free-Standing Green Pistachio Opal - Madagascar
$35
3.6" Polished, Free-Standing Green Pistachio Opal - Madagascar
$25
1.75" Intricate Botryoidal Rhodochrosite - Santa Eulalia, Mexico
$19
5.8" Tabular Barite & Druzy Quartz - China
$595
6.3" Highly Fluorescent Calcite Crystal Cluster - Wenshan Mine, China
$495
3.7" Fluorescent Calcite Crystal Cluster (New Find!) - Potosi Mine
$55
3.75" Fluorescent Calcite Crystal Cluster (New Find!) - Potosi Mine
$55
3" Fluorescent Calcite Crystal (New Find!) - Potosi Mine
$29
3.5" Fluorescent Calcite Crystal Cluster (New Find!) - Potosi Mine
$45
3.25" Teal-Blue Amazonite Crystal - Lake George, Colorado
$99
2.05" Teal-Blue Amazonite Crystal - Lake George, Colorado
$59
2" Polished Banded Laguna Agate - Mexico
$55
5.8" Colorful, Polished Mookaite Jasper Slab - Australia
$25
2.6" Fluorite, Calcite and Quartz Association - Cocineras Mine, Mexico
$29
4.9" Polished Laguna Agate Nodule Half - Mexico
$325
9.5" Sparkling Cave Calcite (Aragonite) Formation - Potosi Mine, Mexico
$225
8.8" Sparkling Cave Calcite (Aragonite) Formation - Potosi Mine, Mexico
$225
11.1" Sparkling Cave Calcite (Aragonite) Formation - Potosi Mine, Mexico
$185
7" Sparkling Cave Calcite (Aragonite) Formation - Potosi Mine, Mexico
$175
8" Sparkling Cave Calcite (Aragonite) Formation - Potosi Mine, Mexico
$195
$145
5.8" Polished Turkish Stick Agate Slab - Turkey
$275
5.8" Polished Green Banded Calcite Sphere - Pakistan
$115
7.4" Purple Edge Fluorite Crystal Cluster - Qinglong Mine, China
$115
6.3" Selenite Desert Rose on Stand - Chihuahua, Mexico
$75
1.95" Polished Purple Charoite Cube with Base - Siberia
$95
1.95" Polished Purple Charoite Cube with Base - Siberia
$95
1.95" Polished Purple Charoite Cube with Base - Siberia
$95
1.2" Botryoidal Rhodochrosite Formation - Santa Eulalia, Mexico
$25
1.65" Intricate Botryoidal Rhodochrosite - Santa Eulalia, Mexico
$25
1.2" Intricate Botryoidal Rhodochrosite - Santa Eulalia, Mexico
$25
1.5" Pink Botryoidal Rhodochrosite - Santa Eulalia, Mexico
$19
3" Quartz and Calcite with Metacinnabar Inclusions - Cocineras Mine
$25
3.8" Free-Standing, Polished Garnetite (Garnet) - Madagascar
$35
4.2" Free-Standing, Polished Garnetite (Garnet) - Madagascar
$32
3.6" Free-Standing, Polished Garnetite (Garnet) - Madagascar
$29
3.3" Free-Standing, Polished Garnetite (Garnet) - Madagascar
$25
3.7" Unique, Fluorescent Cave Calcite Formation - Wenshan Mine
$99
5.5" Free-Standing, Polished Fuchsite - Madagascar
$35
4.7" Free-Standing, Polished Fuchsite - Madagascar
$29
4.8" Free-Standing, Polished Fuchsite - Madagascar
$29
4.8" Free-Standing, Polished Fuchsite - Madagascar
$29
15.6" Flower-Like Sandstone Concretion - Pseudo Stromatolite
$195
2.95" Lustrous Smoky Quartz Crystals on Microcline - Colorado
$69
Ruby Red Brookite Crystals On Quartz - Pakistan
$59
4.1" Glass-Clear, Green Cubic Fluorite Crystals on Quartz - China
$99
2.2" Yellow Calcite Crystal Cluster - Missouri
$29
6.4" Calcite Crystals Coated With Purple (Yttrofluorite?) Fluorite
$495
$395