Sandstone
Arenite
sedimentary
Category
Mineral Side Rock
Browse mineral side rock specimens identified by the Rock Identifier community.
Learn about Mineral Side Rock in the encyclopedia
View all →
Banded Slate
Slate (Metamorphosed Siltstone/Mudstone)
metamorphic
Agate Geode
Silicon Dioxide (SiO2)
mineral
Limestone with Calcite Veins
Calcium Carbonate (CaCO3)
sedimentary
Sandstone (with potential Arkose/Lithic characteristics)
Arenite (Sedimentary rock composed of sand-sized grains)
sedimentary
Banded Gneiss
Gneiss (high-grade metamorphic silicate rock)
metamorphic
Unakite
Unakite (altered granitic rock)
metamorphic
Quartz Pebbles
Silicon Dioxide (SiO2)
mineral
Amygdaloidal Basalt
Amygdaloidal Basalt containing Zeolite and Calcite inclusions
igneous
Quartz (Smoky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Variety: Rock Crystal Cluster)
Silicon Dioxide (SiO2)
mineral
Lapis Lazuli (Tumbled Stone)
Na6Ca2(Al6Si6O24)(SO4,S,Cl)2 (Lazulite-rich Metamorphic Rock)
metamorphic
Vesicular Basalt with Quartz/Chalcedony
Vesicular Basalt (primarily Plagioclase, Pyroxene, and Olivine with SiO2 infill)
igneous
Conglomerate
Conglomerate
Sedimentary Rock
Basalt with Calcite Veins
Aphanitic mafic volcanic rock with CaCO3 inclusions
igneous
Sandstone Cobble
Arenite (primarily Quartz Arenite)
sedimentary
Sandstone (likely Iron-rich or Arkosic)
Arenite (SiO2 with FeO(OH) or Fe2O3 staining)
sedimentary
Granite
Felsic intrusive igneous rock
igneous
Shatter Cone
Impactite (Shatter Cone texture)
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone (Ferruginous)
Arenite (primarily SiO2 with iron oxide Fe2O3 cement)
sedimentary
Geode or Concretion
Silica-based Concretion / Quartz Geode
sedimentary
Granite
Granite (a common igneous rock)
igneous
Quartz Geode
Crystalline Silicon Dioxide (SiO2) in a Geode
mineral
Granite
Plutonic felsic igneous rock
igneous
Basalt with Quartz Veining
Basalt (Mafic Extrusive Igneous Rock) with SiO2 (Silicon Dioxide) veins
igneous
Quartz Geode
Silicon Dioxide (SiO2)
mineral
Asphalt (Bituminous Concrete)
Bituminous mix / Anthropogenic conglomerate
man-made composite (lithified equivalent of sedimentary)
Sandstone (with Iron concretions/staining)
Arenite (composed primarily of Quartz and Feldspar with Iron Oxide cement)
sedimentary
Pink Granite
Phaneritic Felsic Intrusive Igneous Rock
igneous
Anyolite (Ruby in Zoisite)
Zoisite with inclusions of Hornblende and Ruby (Ca2Al3(SiO4)3(OH))
metamorphic
Sandstone (Micaceous Sandstone)
Arenite (SiO2 with KAl2(AlSi3O10)(OH)2 inclusions)
sedimentary
Gossan with Copper Carbonate (Chrysocolla/Malachite)
Ferruginous Oxide (Gossan) with Cu2CO3(OH)2 (Malachite) or (Cu,Al)2H2Si2O5(OH)4 (Chrysocolla)
Mineral/Sedimentary Interface
Sandstone
Arenite (typically composed of SiO2)
sedimentary
Sandstone
Arenite
sedimentary
Sandstone (Ferruginous)
Arenite with Iron-Oxide Cement
sedimentary
Sandstone
Arenite (SiO2 based with various mineral cements)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Greenschist
Greenschist (chlorite-epidote schist)
metamorphic
Diorite
Phaneritic Intermediate Plutonic Rock
igneous
Sandstone (Ferruginous)
Arenite (with iron oxide cement)
sedimentary
Ferruginous Sandstone (Ironstone)
Arenite with Limonite/Goethite cement
sedimentary