Showing 97–192 of 430 results

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  Cooperite & Vysotskite

  $15,000
• 

  Copper Nugget

  $20 – $30Price range: $20 through $30
• 

  Cornetite

  $40
• 

  Corundum

  $20
• 

  Corundum v. Ruby

  $40
• 

  Cosalite, Pyrite & Gold

  $75
• 

  Covellite

  $65
• 

  Cummingtonite

  $250
• 

  Cuprorhodsite

  $10,000
• 

  Dagenaisite & Xocolatlite

  $140
• 

  Davidite-La

  $75
• 

  Davidite-La

  $70
• 

  Davidite-La

  $70
• 

  Diamonds

  $75 – $250Price range: $75 through $250
• 

  Dickthomssenite

  $125
• 

  Dinosaur Bone

  $150
• 

  Dinosaur Bone

  $75
• 

  Dinosaur Bone

  $95
• 

  Dinosaur Bone

  $95
• 

  Dinosaur Bone

  $125
• 

  Dinosaur Bone

  $40
• 

  Dinosaur Bone

  $40
• 

  Dinosaur Bone

  $25
• 

  Dinosaur Bone

  $35
• 

  Dinosaur Bone

  $40
• 

  Dinosaur Bone

  $30
• 

  Dinosaur Bone #2

  $95
• 

  Dinosaur Bone #3

  $250
• 

  Dinosaur Bone #4

  $250
• 

  Dinosaur Bone #5

  $400
• 

  Dinosaur Bone #7

  $300
• 

  Dinosaur Bone #8

  $125
• 

  Dinosaur Bone #9

  $145
• 

  Dinosaur Bones

  $25 – $200Price range: $25 through $200
• 

  Dinosaur Cabochons

  $25
• 

  Diopside

  $20
• 

  Dolomite

  $65
• 

  Domeykite

  $95
• 

  Dumortierite

  $40
• 

  Dyscrasite

  $80
• 

  Emerald

  $20
• 

  Empressite on Sylvanite

  $140
• 

  Epidote

  $90
• 

  Epidote

  $70
• 

  Epidote on Feldspar

  $25
• 

  Erythrite

  $75
• 

  Erythrite

  $85
• 

  Erythrite

  $140
• 

  Erythrite on Safflorite

  $85
• 

  Euxenite-Y

  $350
• 

  Ferberite

  $180
• 

  Fergusonite-Y

  $250
• 

  Fergusonite-Y

  $240
• 

  Fern Wood

  $30
• 

  Fernandinite, Pintadoite & Metarossite

  $70
• 

  Ferrierite-NH₄

  $220
• 

  Ferrocolumbite

  $90
• 

  Fluorite

  $95
• 

  Fluorite

  $30
• 

  Fluorite

  $20
• 

  Fluorite

  $40
• 

  Fluorite

  $70
• 

  Fluorite

  $75 – $85Price range: $75 through $85
• 

  Fluorite

  $140
• 

  Fluorite, Wulfenite & Mimetite

  $40
• 

  Françoisite-(Nd)

  $750
• 

  Franklinite, Zincite & Willemite

  $55
• 

  Fulgurite

  $30
• 

  Gadolinite-Y

  $250
• 

  Gahnite

  $75
• 

  Galena

  $90
• 

  Galena

  $50
• 

  Galena

  $45
• 

  Galena & Pyrite on Quartz

  $65
• 

  Galena on Marmatite

  $175
• 

  Gallian Allanite-Ce

  $300
• 

  Gemstone Paydirt

  $50 – $200Price range: $50 through $200
• 

  Goethite

  $60
• 

  Goethite

  $75
• 

  Goethite on Smoky Quartz

  $80
• 

  Gold & Quartz on Pyrite

  $1,750
• 

  Gold Nugget #3

  $550
• 

  Gold Nugget #4

  $300
• 

  Gold Nuggets

  $500
• 

  Gold on Coloradoite

  $120
• 

  Gold on Sphalerite

  $400
• 

  Graphite

  $75
• 

  Graphite

  $40
• 

  Graphite in Calcite

  $55
• 

  Greenockite

  $195
• 

  Greenockite

  $235
• 

  Hafnon

  $12,500
• 

  Halite

  $20
• 

  Hanksite

  $55
• 

  Hawleyite & Greenockite

  $150
• 

  Haxtun

  $150 – $250Price range: $150 through $250