Sandstone
Arenite (SiO2 primarily)
Category
Browse not a rock or mineral (anthropogenic material) specimens identified by the Rock Identifier community.
Sandstone
Arenite (SiO2 primarily)
Sandstone (with Lichen)
Arenite (composed primarily of SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (Calcareous Sandstone)
Calcareous Sandstone (primarily SiO2 with CaCO3 cement)
Sandstone (Glacial Cobble)
Arenite / Sedimentary Rock (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (likely Quartzose Sandstone)
Arenite (composed primarily of SiO2)
Sandstone (Quartz Arenite)
Sandstone (dominated by SiO2 quartz grains)
Sandstone (Ferruginous)
Sandstone (Clastic sedimentary rock, predominantly SiO2 with Fe2O3 cement)
Crushed Stone (Gravel/Aggregates)
Crushed rock aggregate (varied composition including Granite, Limestone, and Quartz)
Sandstone (Ferruginous)
Sandstone (primarily SiO2 with Iron Oxide cement)
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2)
Milky Quartz (among River Rock)
Quartz (Silicon Dioxide, SiO2)
Quartz Geode
Silicon Dioxide (SiO2) in Host Rock
Sandstone (Quartzose)
Arenite (primarily SiO2)
Biotite (Black Mica)
Biotite (K(Mg,Fe++)3AlSi3O10(OH,F)2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone (likely Quartzose)
Arenite (SiO2 principal mineral)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Ocean Jasper
Orbicular Jasper (Silicon Dioxide with impurities), SiO2
Sandstone
Arenite (SiO2 based)
River Rock / Stream Pebble
Fluvial Clast / Rounded Sedimentary Particle
Sandstone
Arenite (primarily SiO2)
Bicolor Quartz Pebble
Silicon Dioxide (SiO2) with mineral inclusions
Sandstone
Arenite (SiO2 based)
Sandstone (likely Quartzose Sandstone)
Arenite (primarily SiO2)
Sandstone (Greywacke/Siltstone variant)
Clastic Sedimentary Rock (composed primarily of Quartz SiO2 and Feldspar)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Red Sandstone
Arenite (primarily Quartz with Iron Oxide)
Sandstone
Sandstone (clastic sedimentary rock)
Banded Sandstone
Arenite with Liesegang banding
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)
Sandstone (Weathered)
Arenite (primarily SiO2)
Sandstone (clastic)
Clastic Sedimentary Rock (primarily composed of SiO2)
Sandstone (with potential Arkose/Lithic characteristics)
Arenite (Sedimentary rock composed of sand-sized grains)
Sandstone (likely Ferruginous)
Arenite (SiO2 with iron oxide impurities)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)
Sandstone (likely Quartzose Sandstone)
Arenite (SiO2 based)
Sandstone (likely Ferruginous)
Sandstone (SiO2 with iron oxides)
Ferruginous Sandstone (Ironstone)
Clastic sedimentary rock (SiO2 with Fe2O3/FeO(OH) cement)
Sandstone
Arenite (SiO2 based with primary clasts 0.0625 to 2 mm)