Minerals

Chert (Jasper)

Sedimentary Cryptocrystalline Quartz (SiO2)

Gabbro

Phaneritic Basic Igneous Rock

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Red Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Druzy Quartz on Host Rock

Silicon Dioxide (SiO2)

Basalt

Mafic Igneous Rock (composed primarily of plagioclase, pyroxene, and olivine)

Granite

Granite (Felsic Plutonic Rock)

Schist

Mica Schist

Red Sandstone

Arenite (Ferruginous Sandstone)

Turquoise

Hydrous phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)

Sandstone (Ferruginous)

Arenite (Fe-rich)

Sandstone

Arenite

Sandstone (Yellow/Siltstone variant)

Arenite (SiO2 primarily)

Dendritic Agate

Silicon Dioxide (SiO2) with Manganese/Iron Oxide inclusions

Limonitic Iron Ore / Goethite

Hydrated Iron(III) oxide-hydroxide (primarily FeO(OH)·nH2O)

Malachite

Copper carbonate hydroxide [Cu2CO3(OH)2]

Turquoise

Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]

Sandstone (Red)

Arenite (composed primarily of SiO2)

Sandstone

Arenite

Glauconitic Sandstone

Glauconitic Sandstone (complex silicate formula: (K,Na)(Fe,Al,Mg)2(Si,Al)4O10(OH)2)

Sandstone (Ferruginous)

Arenite (Fe2O3 enriched)

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 oxides)

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily SiO2)

Red Sandstone

Arenite (Ferruginous Sandstone)

Turquoise

Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]

Red Sandstone

Arenite (Ferruginous Sandstone)

Turquoise

Hydrated copper and aluminum phosphate (CuAl6(PO4)4(OH)8·4H2O)

Howlite (Tumbled)

Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)

Sandstone (Wonderstone)

Clastic Sedimentary Rock (primarily SiO2)

Sandstone

Arenite (composed primarily of SiO2)

Pegmatite (White Granite variant)

Pegmatitic Granite (Quartz and Feldspar rich)

Milky Quartz with Iron Staining

Silicon Dioxide (SiO2)

Tree Agate

Dendritic Chalcedony (SiO2)

Fossilized Shark Tooth

Carcharocles sp. (likely Lemon or Sand Tiger)

Epidote in Quartz

Epidote (Ca2(Al,Fe)3(SiO4)3(OH)) in Milky Quartz (SiO2)

Sandstone (Banded)

Arenite (primarily SiO2)

Chakra Tumbled Stone Set

Various (including Amethyst [SiO2], Sodalite [Na8(Al6Si6O24)Cl2], Green Aventurine [SiO2], Red Jasper [SiO2], etc.)

Milky Quartz with Iron Inclusions

Silicon Dioxide (SiO2)

Pink Granite

Granite (Phaneritic Quartz-Feldspar Rock)

Gneiss

Gneiss

Basalt with Amygdaloidal Inclusions

Aphanitic Mafic Volcanic Rock (Basalt)

Desert Rose (also known as Sand Rose)

Gypsum (CaSO4·2H2O) or Barite (BaSO4) with sand inclusions