Rock Identifier

Category

Mineral Side Rock

Browse mineral side rock specimens identified by the Rock Identifier community.

Learn about Mineral Side Rock in the encyclopedia

Rock Salt

Calc-Silicate Rock

Calc-Silicate Rock

Siderite

Halite

Dolomite

Gypsum

Coal

Claystone

Serpentinite

Carbonatite

Skarn

Schist

Geode (Quartz / Chalcedony nodule) — sedimentary

Geode

Quartz / Chalcedony nodule

Sandstone with Concretions / Liesegang Rings (Arenite with iron oxide banding) — sedimentary

Sandstone with Concretions / Liesegang Rings

Arenite with iron oxide banding

Red Sandstone (Sedimentary Clastic Rock (Quartz Arenite)) — sedimentary

Red Sandstone

Sedimentary Clastic Rock (Quartz Arenite)

Quartz Geode (Quartz (Silicon Dioxide, SiO2)) — mineral

Quartz Geode

Quartz (Silicon Dioxide, SiO2)

Quartzite Pebble (Quartzite (mostly SiO2)) — metamorphic

Quartzite Pebble

Quartzite (mostly SiO2)

Milky Quartz with Chlorite Schist Inclusions (Quartz (SiO2) with Chlorite Group silicates (typically (Mg,Fe)3(Si,Al)4O10(OH)2)) — metamorphic

Milky Quartz with Chlorite Schist Inclusions

Quartz (SiO2) with Chlorite Group silicates (typically (Mg,Fe)3(Si,Al)4O10(OH)2)

Gravel (Unconsolidated rock fragments / detrital sediment) — sedimentary

Gravel

Unconsolidated rock fragments / detrital sediment

Shale (Argillaceous Rock) — sedimentary

Shale

Argillaceous Rock

Sandstone (Clastic sedimentary rock) — sedimentary

Sandstone

Clastic sedimentary rock

Shale (Argillite / Shale) — sedimentary

Shale

Argillite / Shale

Shale / Mudstone (Laminated Mudrock (Siliciclastic Sedimentary Rock)) — sedimentary

Shale / Mudstone

Laminated Mudrock (Siliciclastic Sedimentary Rock)

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Quartz (Clear/Smoky Geode fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz (Clear/Smoky Geode fragment)

Silicon Dioxide (SiO2)

$Veined Quartzite / Vein-filled Sedimentary Rock (Siliciclastic rock with iron oxide-filled fractures) — sedimentary$

Veined Quartzite / Vein-filled Sedimentary Rock

Siliciclastic rock with iron oxide-filled fractures

Quartz-Veined Slate or Greenstone (Metamorphic rock with quartz vein (SiO2)) — metamorphic

Quartz-Veined Slate or Greenstone

Metamorphic rock with quartz vein (SiO2)

Red Sandstone (Sedimentary Arenite / Quartzose Sandstone) — sedimentary

Red Sandstone

Sedimentary Arenite / Quartzose Sandstone

Vesicular Basalt (Lava Rock) (Vesicular Basalt) — igneous

Vesicular Basalt (Lava Rock)

Vesicular Basalt

Serpentine (Antigorite, Lizardite, or Chrysotile (Mg3Si2O5(OH)4)) — metamorphic

Serpentine

Antigorite, Lizardite, or Chrysotile (Mg3Si2O5(OH)4)

Copper-bearing Quartz Vein in Host Rock (Quartz with Malachite/Chrysocolla staining) — igneous/metamorphic with mineral

Copper-bearing Quartz Vein in Host Rock

Quartz with Malachite/Chrysocolla staining

igneous/metamorphic with mineral

Xenolith in Basalt (Mafic Igneous Rock with Felsic Inclusion) — igneous

Xenolith in Basalt

Mafic Igneous Rock with Felsic Inclusion

Pebble (Clast (specifically a granule or small pebble)) — Sedimentary

Pebble

Clast (specifically a granule or small pebble)

Sandstone (Painted) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Painted)

Arenite (primarily SiO2)

Quartz (Druzy) (Silicon Dioxide (SiO2)) — mineral

Quartz (Druzy)

Silicon Dioxide (SiO2)

Greywacke (likely) (Greywacke (a type of sandstone)) — Sedimentary

Greywacke (likely)

Greywacke (a type of sandstone)

Fluorite (Calcium Fluoride (CaF2)) — mineral

Fluorite

Calcium Fluoride (CaF2)

Sandstone and Conglomerate pebbles (Sedimentary clastic rock) — sedimentary

Sandstone and Conglomerate pebbles

Sedimentary clastic rock

Sandstone (Arenite (Sedimentary Rock)) — sedimentary

Sandstone

Arenite (Sedimentary Rock)

Sandstone with Quartz Vein (Arenite with SiO2 intrusion) — sedimentary

Sandstone with Quartz Vein

Arenite with SiO2 intrusion

Sandstone (Sandstone (clastic sedimentary rock)) — Rock

Sandstone

Sandstone (clastic sedimentary rock)

Quartz Vein in Basalt or Mafic Rock (Silicon Dioxide (SiO2) vein in volcanic/mafic matrix) — igneous

Quartz Vein in Basalt or Mafic Rock

Silicon Dioxide (SiO2) vein in volcanic/mafic matrix

Sandstone (lithic wacke) (Arenite / Lithic Wacke (mostly SiO2 with rock fragments)) — sedimentary

Sandstone (lithic wacke)

Arenite / Lithic Wacke (mostly SiO2 with rock fragments)

Sandstone (likely Greywacke or Lithic Sandstone) (Arenite / Wacke) — sedimentary

Sandstone (likely Greywacke or Lithic Sandstone)

Arenite / Wacke

Sandstone (Quartz Sandstone (predominantly)) — Sedimentary

Sandstone

Quartz Sandstone (predominantly)

Quartz Druzy (Geode Fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz Druzy (Geode Fragment)

Silicon Dioxide (SiO2)

Note: No specimen visible — N/A

Note: No specimen visible

Sandstone (with Iron Staining) (Arenite (primarily SiO2 with Fe2O3/FeO(OH) oxides)) — sedimentary

Sandstone (with Iron Staining)

Arenite (primarily SiO2 with Fe2O3/FeO(OH) oxides)

Shale or Slaty Mudstone (Argillaceous sedimentary rock) — sedimentary

Shale or Slaty Mudstone

Argillaceous sedimentary rock

Red Sandstone (Arenite (Iron-rich)) — sedimentary

Red Sandstone

Arenite (Iron-rich)

Druzy Quartz on Chert/Chalcedony (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz on Chert/Chalcedony

Silicon Dioxide (SiO2)

Sandstone (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone

Clastic sedimentary rock (primarily SiO2)

Agate Geode (Silicon Dioxide (SiO2) - Chalcedony variety) — sedimentary

Agate Geode

Silicon Dioxide (SiO2) - Chalcedony variety

Sandstone (Clastic Sedimentary Rock) — sedimentary

Sandstone

Clastic Sedimentary Rock