Sedimentary (Base), Then Artificial

Dyed Agate

Chalcedony (SiO2)

Dyed Blue Agate

Silicon dioxide (SiO2) with artificial pigment

Blue-green peacock chalcopyrite

Chalcopyrite, CuFeS₂, artificially oxidized/iridescent-coated

Citrine (Heat-Treated Amethyst)

Silicon Dioxide (SiO2)

Blue Dyed Agate

Silicon Dioxide (SiO2) with artificial pigment

Dendritic Siltstone

Siltstone with Manganese Dendrites (MnO2)

Dyed Howlite

Howlite (Ca2B5SiO9(OH)5)

Dyed Agate (Dragon Vein Agate Bead)

Silicon dioxide (SiO2) variety Chalcedony

Pink Dyed Agate

Silicon Dioxide (SiO2) with artificial pigment

Small rounded pebble, likely weathered sandstone or iron-stained sedimentary rock

Indeterminate; probable quartz-rich sandstone (SiO₂ with clay/iron-oxide cement)

Dyed Agate

Microcrystalline Quartz (SiO2) with artificial pigment

Dyed Agate Slice

Silicon Dioxide (SiO2) with artificial colorants

Dyed Quartz Geode

Silicon Dioxide (SiO2) with artificial pigment

Peacock Ore (Treated Chalcopyrite)

Copper Iron Sulfide (CuFeS2) coated with oxides

Tumbled Quartz

Silicon Dioxide (SiO2)

Dyed Coral

Calcium carbonate (CaCO3) - Calcite or Aragonite with dye

Dyed Agate Slice

Silicon Dioxide (SiO2) with artificial dyes

Aura Quartz (Coated Quartz)

Silicon Dioxide (SiO2) coated with vaporized metals

Polished druzy quartz specimen

Quartz (SiO₂), likely druzy quartz with possible blue chalcedony or inclusions

Dyed Agate

Silicon Dioxide (SiO2) with artificial pigment

Dyed Agate

Silicon Dioxide (SiO2) with artificial colorants

Dyed Agate Slice

Chalcedony (Silicon Dioxide, SiO2) with artificial pigment

Worry Stone

Weathered Quartzite or Sandstone

Slag (Industrial Byproduct)

Anthropogenic Vitreous Silicate material

Crystal cave / solution cave

Karst cave containing speleothems, chiefly calcite (CaCO₃) and sometimes aragonite; likely a stock image rather than an individual specimen

Tumbled River Pebble (Quartzite / Agate)

Silicon Dioxide (SiO2)

Blue Dyed Agate

Silicon Dioxide (SiO2) with artificial pigment

Dyed Blue Agate

Silicon Dioxide (SiO2) with artificial pigment

Dyed Agate

Silicon Dioxide (SiO2) with artificial pigment

Dyed Agate

Microcrystalline Quartz (SiO2) with artificial pigment

Dyed Agate

Silicon Dioxide with artificial pigment (SiO2)

Asphalt (Bituminous pavement fragment)

Artificial conglomerate / Bitumen-Aggregate mixture

Dyed Pink Agate (or Dyed Quartzite)

Silicon dioxide (SiO2) with artificial pigment

Moqui Marble (Shaman Stone)

Iron Oxide Concretion (Hematite/Goethite shell with Sandstone core)

Rounded limestone pebble

Micritic limestone, primarily calcite (CaCO₃)

Dyed Howlite (simulating Lavender/Purple Jade or Charoite)

Howlite: Ca2B5SiO9(OH)5 (when natural)

Dyed turquoise-colored howlite or magnesite (likely imitation turquoise)

Howlite: Ca₂B₅SiO₉(OH)₅; magnesite: MgCO₃

Pickled Dragon Eggs (Fictional Interpretation: Purple Agate or Amethyst Geodes)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Tumbled quartz-rich stone, possibly druzy quartz or chalcedony

Quartz/chalcedony (SiO₂); exact identification is uncertain from the photograph

Blue Topaz

Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2]

Dyed Chalcedony (Agate)

Silicon Dioxide (SiO2) with artificial pigment

Dalmatian Stone (commonly Dyed)

Dalmatian Jasper (Peralkaline igneous rock)