Sandstone
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Category
Mineral Or Sedimentary Rock (With Mineral Inclusions)
Browse mineral or sedimentary rock (with mineral inclusions) specimens identified by the Rock Identifier community.
Banded Gneiss with Quartz Vein
Foliated Metamorphic Rock (Gneiss)
metamorphic
Sandstone (Quartzose Sandstone)
Clastic sedimentary rock (SiO2 major component)
sedimentary
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 cementation)
sedimentary
Red Jasper (Heliotrope family variant)
Silicon Dioxide with Hematite inclusions (SiO2 + Fe2O3)
sedimentary
Green Aventurine
Silicon dioxide with Fuscite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
mineral
Sandstone (Quartz-rich)
Arenite (SiO2 based clastic rock)
sedimentary
Sandstone
Arenite (Siliclastic sedimentary rock)
sedimentary
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Sandstone (Ferruginous)
Arenite (composed primarily of SiO2 with Fe2O3 staining)
sedimentary
Sandstone
Arenite (primarily SiO2 with various cementing agents)
sedimentary
Gneiss (Granitic Gneiss)
Gneiss (composed primarily of Quartz, Feldspar, and Mica/Amphibole)
metamorphic
Sandstone (with Lichen)
Arenite (primarily SiO2)
sedimentary
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Turquoise
Hydrated phosphate of copper and aluminium: CuAl6(PO4)4(OH)8·4H2O
Mineral
Sandstone
Arenite
sedimentary
Quartz Geode
Silicon Dioxide (SiO2) in Geode form
sedimentary
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone (Water-worn Pebble)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Fuchsite (Chrome Mica)
K(Al,Cr)2(AlSi3O10)(OH)2
mineral
Sandstone (Ferruginous)
Arenite with Iron Oxides
sedimentary
Septarian Nodule (Septarian Dragon Stone)
Septarian Concretion (CaCO3 + Al2Si2O5(OH)4)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Sandstone
Sandstone (clastic sedimentary rock), primarily SiO2
sedimentary
Sandstone (with Lichen)
Arenite (composed primarily of SiO2)
sedimentary
Biotite Schist (likely)
Biotite Schist (rock), Biotite (mineral)
Metamorphic
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Schist (Kyanite Schist)
Kyanite-Mica Schist (primarily Al2SiO5, KAl2(AlSi3O10)(OH)2, and SiO2)
metamorphic
Red Jasper (specifically Brecciated Jasper)
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Sandstone (Ferruginous)
Arenite (with iron oxide cement)
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Rutilated Quartz (beads)
SiO2 with TiO2 inclusions (Titanium Dioxide inclusions within Quartz)
Mineral
Quartz
Silicon dioxide (SiO2)
Mineral
Sandstone (with Iron Siderite Concretion)
Arenite with Ironstone Concretion (FeCO3)
sedimentary
Amber / Copal
Fossilized Tree Resin (Succinate)
Mineraloid
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) within Matrix
igneous/metamorphic
Schist
Mica Schist (primarily Muscovite or Biotite sheet silicates)
metamorphic
Gneiss
High-grade regional metamorphic rock (Foliated)
metamorphic
Painted River Pebble (likely Basalt or Greywacke)
Aphanitic Lithic Clast with Anthropogenic Pigment coating
Sedimentary or Igneous
Fluorite (left), Sodalite (middle), Dumortierite/Tumbled Quartzite (right)
Calcium Fluoride (CaF2), Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2), Aluminum Borosilicate (Al7(BO3)(SiO4)3O3)
mineral
Sandstone
Arenite (composed primarily of SiO2)
sedimentary
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral