Mineral On Sedimentary

Carnelian

Carnelian (Silicon Dioxide - SiO2)

Pyrite (Fool's Gold) in Matrix

Iron Sulfide (FeS2)

Quartz (Milky/Common)

Silicon Dioxide (SiO2)

Gold

Native Gold (Au)

Septarian (Dragon Stone)

Septarian Nodule (Aragonite, Calcite, Limestone)

Chert (Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Honey Calcite

Calcium Carbonate (CaCO3)

Mica Schist

Foliated Metamorphic Rock (rich in Muscovite or Biotite)

Healer's Gold (Pyrite and Magnetite in Schist)

Magnetite (Fe3O4) and Pyrite (FeS2) in Mica Schist

Sandstone (likely Quartzose)

Arenite (primarily SiO2)

Iron Ore (Goethite and Hematite)

Iron Oxyhydroxide (α-FeO(OH)) and Iron(III) oxide (Fe2O3)

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Clear Quartz Cluster

Silicon Dioxide (SiO2)

Clear Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Blue Calcite

Calcite (CaCO3)

Clear Quartz

Silicon Dioxide (SiO2) / Rock Crystal

Oolitic Limestone

Oolite (Sedimentary rock composed of CaCO3)

Blue Kyanite

Kyanite (Al2SiO5)

Sandstone

Arenite (composed primarily of SiO2)

Common Opal in Host Rock

Hydrated Silica (SiO2·nH2O)

mineraloid

Kyanite in Quartz

Al2SiO5 in SiO2

Petrified Wood

Silicified Wood (primarily SiO2)

Pink Halite (Himalayan Salt)

Halite (Sodium Chloride, NaCl)

Green Fluorite

Fluorite (Calcium Fluoride) - CaF2

Fossil Rugose Coral (Horn Coral)

Order Rugosa (likely Grewingkia or Heliophyllum species); Calcium Carbonate (CaCO3)

Conglomerate

Clastic sedimentary rock (Puddingstone)

Quartz

Silicon dioxide (SiO₂)

Mineral

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite or Limonite inclusions

Banded Jasper (Carnelian Jasper)

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Chert (Jasper/Flint variety)

Silicon Dioxide (SiO2)

Yellow Jasper

Silicon dioxide (SiO2)

Concretion (Sandstone)

Carbonate-cemented Sandstone Concretion

Jasper (Tumbled)

Silicon Dioxide (SiO₂)

Yellow Jasper

Jasper (Silicon Dioxide, SiO2)

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)

Sandstone with Tafoni Weathering

Arenite (SiO2 based)

Banded Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Quartz Geode (Druzy)

Crystalline Silicon Dioxide (SiO2)

Calcite

Calcite (Mineral; CaCO₃)

Mineral

Yellow Ocher (Limonite)

Limonite (Hydrated Iron Oxide) - FeO(OH)·nH2O