Not A Rock (Animated Character)

Yellow Jasper (Chalcedony)

Silicon Dioxide with Iron inclusions (SiO2)

Moonstone (Tumbled)

Orthoclase Feldspar (KAlSi3O8) with inclusions of Albite

Carnelian

Carnelian (SiO2 - Silicon Dioxide with Iron Oxide impurities)

Common Opal (Potch)

Opal (Hydrated silica, SiO2·nH2O)

Almandine Garnet

Almandine, Fe3Al2(SiO4)3

Amethyst (Tumbled)

Amethyst (Silicon Dioxide with Iron impurities), SiO2

Amazonite

K(AlSi3O8), Microcline

Dendritic Agate

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

Golden Quartz (Citrine or Iron-stained Quartz)

Silicon Dioxide (SiO2)

White Agate (Chalcedony)

Chalcedony (SiO2)

Amethyst (Tumbled)

Amethyst (Silicon Dioxide with Iron impurities) - SiO2

Sodalite

Sodalite - Na8(Al6Si6O24)Cl2

Amethyst (Geode Fragment)

Silicon Dioxide with iron impurities (SiO2)

Amethyst

Quartz (Silicon Dioxide, SiO2)

Moss Agate

Silicon Dioxide with inclusions (SiO2 + Mn/Fe/Chlorite)

Serpentinite

Serpentinite (composed largely of Serpentine minerals such as Lizardite, Antigorite, and Chrysotile: Mg3Si2O5(OH)4)

Amazonite

K(AlSi3O8) - Potassium aluminum silicate

Snowflake Obsidian

Vitreous Silica with Spherulite inclusions (Amorphous SiO2)

Green Moss Agate

Agate (Silicon Dioxide - SiO2 with inclusions of Manganese/Iron oxides)

Amethyst

Amethyst (SiO2 with iron impurities)

Coral Fossil (Scleractinia)

Scleractinia (Order), primarily CaCO3 (Aragonite or Calcite)

Pyritic Mudstone

Argillaceous rock (FeS2)

Hematite

Iron(III) oxide (Fe2O3)

Rose Quartz

Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese

Black Tourmaline

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

Amethyst

Quartz (Silicon Dioxide with iron impurities) - SiO2

Blue Apatite

Apatite group (Ca5(PO4)3(F,Cl,OH))

Quartz (Milky/Rose variety)

Silicon Dioxide (SiO2)

Green Fluorite

Fluorite (Calcium Fluoride, CaF2)

Limonite (Iron Ore)

Limonite (FeO(OH)·nH2O)

Moss Agate

Silicon Dioxide (SiO2) with Manganese or Iron Oxide inclusions

Vesicular Basalt

Extrusive Mafic Volcanic Rock

Pyrite

Iron Sulfide (FeS2)

Emerald (Tumbled Beryl)

Beryllium Aluminum Silicate (Be3Al2Si6O18) with Chromium/Vanadium impurities

Peach Moonstone

Orthoclase (KAlSi3O8)

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Dendritic Jasper

Silicon Dioxide (SiO2) with Manganese/Iron oxide inclusions

Epidote

Epidote (Ca2(Al, Fe)3(SiO4)3(OH))

Moss Agate

Chalcedony (Silicon Dioxide, SiO2) with inclusions

Moss Agate

Silicon Dioxide (SiO2) with mineral inclusions

Basalt River Pebble

Basalt

Obsidian

Volcanic Glass (Amorphous SiO2)