Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Category
Mineral Based Composite
Browse mineral based composite specimens identified by the Rock Identifier community.
Learn about Mineral Based Composite in the encyclopedia
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Siltstone River Rock
Siltstone (composed of silt-sized particles, silicate minerals)
sedimentary
Siltstone
Siltstone (primarily composed of SiO2 with various clay minerals)
sedimentary
Crinoid Stem Columns (Fossil)
Crinoidea (Class); often composed of the mineral Calcite (CaCO3)
sedimentary
Sandstone
Clastic sedimentary rock (Quartz arenite)
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Clastic sedimentary rock composed mainly of quartz sand
sedimentary
Sandstone
Sandstone (Quartzose/Feldspathic Sandstone)
sedimentary
Shiva Lingam
Cryptocrystalline Quartz (Jasper/Agate)
sedimentary
Marble
Metamorphic Limestone (CaCO3)
metamorphic
Marble
Recrystallized Calcite (CaCO3)
metamorphic
Granite
Felsic intrusive igneous rock
igneous
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Sandstone
Quartzose Sandstone (Sedimentary Rock)
sedimentary
Granite
Intrusive Igneous Rock
igneous
Sandstone
Clastic Sedimentary Rock
sedimentary
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Red Granite Pebble
Intrusive Felsic Igneous Rock (Granite)
igneous
Granite / Gneiss Ballast Rock
Granite (Quartzo-feldspathic rock)
igneous
Fossilized Horn Coral
Rugosa
fossil
Serpentinite
Serpentinite (a rock composed predominantly of serpentine group minerals)
metamorphic
Shale
Shale (Sedimentary rock composed of mud/clay minerals)
sedimentary
Shale
Fissile mudrock (composed primarily of clay minerals and quartz)
sedimentary
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Sandstone
Clastic Sedimentary Rock
sedimentary
Red Sandstone
Sedimentary Litharenite / Quartz Arenite
sedimentary
Sandstone
Sedimentary Rock (Quartz Arenite)
sedimentary
Sandstone
Arenite (Clastic Sedimentary Rock)
sedimentary
Weathered sandstone pebble
Ferruginous quartz arenite (iron-stained sandstone)
sedimentary
Sandstone
Clastic sedimentary rock (quartz arenite)
sedimentary
Conglomerate (Greenstone/Pebble Conglomerate)
Polymictic Conglomerate
sedimentary
Sandstone
Sedimentary Clastic Rock (Quartz arenite)
sedimentary
Sandstone
Arenite
sedimentary
Sandstone
Sandstone (SiO2 dominated)
sedimentary
Moss Agate
SiO2
mineral
Sandstone
Sandstone (Silicon Dioxide, SiO2)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Sandstone
Quartz Arenite / Clastic Sedimentary Rock
sedimentary
Sandstone
Quartz Arenite / Clastic Sedimentary Rock
sedimentary
Sandstone Pebble
Sedimentary Rock (Quartzose Sandstone)
sedimentary
Sandstone
Quartz Arenite
sedimentary