Sandstone (Quartzose)
Arenite (SiO2 based)
Category
Browse sedimentary rock (possibly a conglomerate or coarse grained sandstone) specimens identified by the Rock Identifier community.
Sandstone (Quartzose)
Arenite (SiO2 based)
Sandstone (Quartz Arenite)
Clastic Sedimentary Rock - Quartz Arenite
Sandstone (Banded)
Clastic Sedimentary Rock (primarily SiO2 with Iron Oxide staining)
Sandstone (with minor quartz and possible clay components)
Clastic Sedimentary Rock (SiO2 dominated)
Sandstone (specifically Red Sandstone)
Arenite (primarily Quartz, SiO2)
Sandstone
Clastic sedimentary rock (Quartz arenite/Arkose)
Granite
Phaneritic Igneous Rock (Granitic)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (Red)
Arenite (SiO2 with Fe2O3)
Sandstone or Mudstone
Sedimentary Rock (Sandstone/Mudstone)
Sandstone
Arenite/Quartz Arenite
Sandstone
Arenite (variable SiO2 composition)
Sandstone (with Iron Staining)
Clastic sedimentary rock (High Silica / Iron Oxide)
Sandstone (likely Arkosic or Lithic Sandstone)
Arenite (SiO2 based with mineral inclusions)
Sandstone (likely Greywacke variant)
Arenite
Sandstone (Quartzose)
Arenite (composed primarily of SiO2)
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
Sandstone (specifically an Iron-Concretion)
Arenite with Iron Oxide (Limonite/Goethite) cementation
Red Sandstone
Sandstone (principally Quartz with Iron Oxide coating)
Sandstone
Arenite
Sandstone (Quartzite Pebble)
Arenite (primarily SiO2)
Granite
Phaneritic plutonic rock (primarily Quartz, Feldspar, and Mica)
Sandstone
Clastic Sedimentary Rock (composed mostly of SiO2)
Siltstone
Siltstone (fined-grained clastic sedimentary rock)
Concretion (Sandstone)
Sandstone Concretion
Sandstone (Pebble)
Arenite (primarily SiO2)
Fossiliferous Limestone (Coquina / Shell Conglomerate)
Bioclastic Limestone (composed primarily of CaCO3)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (Quartzose)
Arenite (SiO2 principal)
Sandstone
Arenite (primarily Quartz, SiO2)
Sandstone
Arenite (SiO2 based)
Sandstone
Arenite (Siliclastic sedimentary rock), SiO2 + various minerals
Gneiss
Gneiss (High-grade metamorphic rock)
Biotite Schist
Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Iron Oxide cement)
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
Sandstone
Arenite (primarily SiO2)
Conglomerate with Fossilized Shark Teeth
Clastic sedimentary rock (Conglomerate) containing Elasmobranchii remains
Metaconglomerate
Protolith: Conglomerate (comprising SiO2, Al2O3, etc.)
Jasper Conglomerate
Jasper Conglomerate (SiO2 matrix with varying mineral inclusions)