Si – Silicon
products and information
Showing 1–100 of 140 results
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Agate
$25 -
Agate
$20 -
Agate
$20 -
Agate
$25 -
Agate
$25 -
Agate
$20 -
Agate
$25 -
Agate
$25 -
Agate
$25 -
Allanite-Nd
$200 -
Almandine Garnet
$40 -
Amazonite
$45 -
Amazonite
$30 -
Amazonite
$25 -
Amethyst
$350 -
Amethyst #11
$40 -
Amethyst #12
$35 -
Apophyllite
$25 -
Aquamarine
$120 -
Aquamarine
$20 -
Aquamarine
$500 -
Aquamarine
$95 -
Aquamarine
$350 -
Aquamarine & Smoky Quartz
$120 -
Bavenite
$55 -
Bazzite
$950 -
Biotite
$40 -
Bumblebee Jasper
$25 -
Bumblebee Jasper
$25 -
Bustamite
$75 -
Cascandite & Thortveitite
$450 -
Cassiterite on Zinnwaldite
$95 -
Chabazite
$40 -
Chalcedony
$90 -
Chalcedony Geode
$15 -
Chalcedony Geode
$20 -
Chalcedony Geode
$15 -
Chalcedony Geode
$15 -
Chalcopyrite & Sphalerite
$125 -
Chalcopyrite & Sphalerite
$95 -
Chalcopyrite & Sphalerite
$150 -
Chrome-Tremolite
$45 -
Clinochlore v. Diabantite
$45 -
Clinochlore v. Kotschubeite
$65 -
Creaseyite
$65 -
Cummingtonite
$110 -
Diopside
$18 -
Druzy Agates
$25 – $60 -
Emerald
$20 -
Epidote
$90 -
Epidote
$80 -
Epidote on Feldspar
$25 -
Ferrierite-NH₄
$220 -
Fluorite
$75 – $85 -
Franklinite, Zincite & Willemite
$55 -
Gadolinite-Y
$250 -
Galena & Pyrite on Quartz
$65 -
Gallian Allanite-Ce
$300 -
Gold & Quartz on Pyrite
$1,750 -
Hafnon
$50,000 -
Hemimorphite
$65 -
Heulandite
$55 -
Jasper
$20 -
Keiviite-Y
$120 -
Kolbeckite
$200 -
Kyanite
$15 -
Kyanite
$15 -
Labradorite
$45 -
Lepidolite
$45 -
Lepidolite
$45 -
Limonite on Smoky Quartz
$85 -
Mica on Feldspar
$40 -
Microcline
$40 -
Molybdenite on Quartz
$65 -
Muscovite Mica
$1 -
Petedunnite
$40 -
Phenakite
$75 – $150 -
Phenakite on Smoky Quartz
$120 -
Phosinaite-(Ce) on Ussingite
$95 -
Phosinaite-Ce
$150 -
Pollucite
$80 -
Pollucite
$80 -
Pollucite
$80 -
Pollucite
$80 -
Pollucite
$25 – $80 -
Pyrite & Galena on Quartz
$70 -
Pyrite on Fluorite
$125 -
Pyroxmangite
$40 – $100 -
Pyroxmangite
$60 -
Quartz
$250 -
Quartz
$250 -
Quartz & Pyrite on Tetrahedrite
$150 -
Quartz Crystal
$25 -
Quartz, Galena & Pyrite
$80 -
Quartz, Galena & Pyrite
$75 -
Rhodochrosite
$175 -
Rhodonite on Galena
$85 -
Riebeckite
$70 -
Riebeckite
$85 -
Roscoelite
$90