Mineral On Sedimentary Rock

Sandstone

Arenite (primarily SiO2)

Sandstone (Quartzose Sandstone)

Clastic sedimentary rock (SiO2 major component)

Sandstone (Ferruginous)

Arenite with Iron Oxide (Fe2O3) cement

Sandstone (Ferruginous)

Arenite (primarily SiO2 with Fe2O3 cementation)

Milky Quartz

Silicon Dioxide (SiO2)

Sandstone (likely Arkosic or Quartzose)

Arenite (SiO2 based with mineral inclusions)

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)

Sandstone

Arenite (composed primarily of SiO2)

Quartz-Veined Mudstone

Argillaceous Mudstone with Quartz Veining

Limestone with Calcite Veins

Calcium Carbonate (CaCO3)

Glauconitic Sandstone

Glauconitic Sandstone (contains (K,Na)(Fe,Al,Mg)2(Si,Al)4O10(OH)2)

Carnelian Agate

Silicon Dioxide (SiO2) with iron oxide impurities

Sandstone (Quartz-rich)

Arenite (composed primarily of SiO2)

Conglomerate

Conglomerate (clastic sedimentary rock)

Carnelian

Carnelian (Silicon Dioxide - SiO2)

Sandstone (Ferruginous)

Arenite (Fe-rich)

Sandstone

Sandstone (lithified quartz arenite, arkose, graywacke, etc. depending on composition)

Sandstone (with potential trace fossils)

Clastic sedimentary rock (primarily SiO2)

Sandstone (Quartzose)

Arenite (primarily SiO2)

Sandstone

Arenite (primarily SiO2)

Shale

Shale (comprised mostly of clay minerals and quartz)

Bauxite

Al2O3·2H2O (principally composed of gibbsite, boehmite, and diaspore)

Sandstone Concretion

Clastic Sedimentary Concretion (primarily SiO2 with Fe2O3 cement)

Sandstone (Quartzose)

Arenite (SiO2 based)

Sandstone (Quartzite-rich)

Clastic sedimentary rock (primarily SiO2)

Sandstone

Arenite (composed primarily of SiO2)

Sandstone (likely Ferruginous)

Sandstone (SiO2 with iron oxides)

Sandstone (Quartzose)

Arenite (primarily SiO2)

Sandstone

Arenite (primarily SiO2)

Sandstone (Weathered Pebble)

Arenite (primarily SiO2)

Geode (unopened) or Calcareous Nodule

Siliceous or Calcareous Concretion/Nodule

Turquoise

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

Dalmatian Stone

Peralkaline rhyolite with arfvedsonite (formerly incorrectly called Dalmatian Jasper)

Chert

Silicon dioxide (SiO2)

Geode (Unopened)

Siliceous Concretion / Geode

Limonite (Iron-rich Siltstone / Sandstone base)

Hydrous ferric oxide mixture (FeO(OH)·nH2O)

Sandstone (Ferruginous)

Arenite with Iron-Oxide Cement

Conglomerate

Conglomerate (Detrital sedimentary rock)

Shale or Mudstone (Based on appearance)

Shale (fine-grained, laminated fissile sedimentary rock) / Mudstone (fine-grained, non-fissile sedimentary rock)

Sandstone

Arenite (primarily SiO2)

Quartz Geode Fragment

Silicon Dioxide (SiO2)

Sandstone

Arenite (primarily SiO2)