Smoky quartz crystal cluster
Quartz, silicon dioxide (SiO₂), likely iron- or radiation-colored smoky quartz
mineral
Category
Mineral Side Rock
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Aquamarine
Beryllium aluminum silicate (Be3Al2Si6O18)
mineral
Amethyst (Geode)
Silicon Dioxide (SiO2) with iron impurities
mineral
Likely tumbled or polished fossil shell
Fossilized mollusk shell; exact species cannot be determined from this image
fossil
Amethyst and Titanium Treated Druzy
Silicon Dioxide (SiO2) with trace impurities including Iron
mineral
Clear quartz crystal pendant
Quartz (silicon dioxide, SiO₂)
mineral
Rough quartz crystal, possibly smoky quartz
Quartz (silicon dioxide, SiO₂)
mineral
Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Amethyst
Quartz, SiO₂, purple variety
mineral
Amethyst
Amethyst (variety of Quartz, SiO2)
mineral
Amethyst
Silicon Dioxide (SiO2) with iron impurities
mineral
Garnet (Almandine variety)
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Smoky Quartz Cluster
Quartz (Silicon Dioxide) - SiO2
mineral
Quartz-rich pegmatite with drusy quartz
Quartz (SiO₂) in a granitic pegmatite, likely with feldspar and mica inclusions
igneous
Fluorite
Calcium Fluoride (CaF2)
mineral
Citrine Quartz Crystal Cluster
Silicon Dioxide (SiO2) with iron impurities
mineral
Quartz cluster (likely druzy quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Smoky quartz crystal
Quartz (SiO₂), naturally irradiated smoky variety
mineral
Smoky quartz crystal
Quartz, SiO₂; likely smoky quartz, possibly coated or included
mineral
Amethyst
Silicon Dioxide (SiO2) with Fe3+ impurities
mineral
Black tourmaline (schorl), possibly in matrix
Schorl tourmaline — NaFe2+3Al6(BO3)3Si6O18(OH)4
mineral
Smoky Quartz Geode Cluster
Silicon Dioxide (SiO2)
mineral
Petoskey Stone
Hexagonaria percarinata
fossil
Garnet
Almandine Garnet (Fe3Al2(SiO4)3)
mineral
Petoskey Stone / Rugose Coral Fossil
Hexagonaria percarinata
fossil
Petoskey Stone
Hexagonaria percarinata (Fossilized Coral)
sedimentary
Petoskey Stone / Fossilized Coral
Hexagonaria percarinata
fossil
Petoskey Stone (Coral Fossil)
Hexagonaria percarinata (Fossilized colonial rugose coral)
sedimentary
Smoky quartz crystal
Quartz, silicon dioxide (SiO₂), likely smoky variety
mineral
Small transparent crystal fragment, possibly quartz
Quartz (SiO₂), tentative identification
mineral
Tangerine Quartz
Silicon Dioxide (SiO2) with Hematite/Limonite coatings
mineral
Pink Garnet (likely Almandine or Rhodolite)
Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)
mineral
Clear Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
mineral
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
mineral
Garnet
Garnet Group (formula varies, e.g., Almasndine: Fe3Al2(SiO4)3)
mineral
Amethyst
Amethyst (Silicon Dioxide, SiO2)
mineral
Limonite-pseudomorph after Pyrite (Prophecy Stone)
Goethite and Limonite secondary minerals (FeO(OH)·nH2O) replacing Pyrite (FeS2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Amethyst
Silicon Dioxide (SiO2)
mineral