Rock Identifier

Category

Sedimentary (Chemical)

Browse sedimentary (chemical) specimens identified by the Rock Identifier community.

Learn about Sedimentary (Chemical) in the encyclopedia

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Ironstone

Coal

Kambaba Jasper

Limestone

Asphalt Rock

Claystone

Mudstone

Sapropel

Bituminous Shale

Bituminous Shale

Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

Jasper (Silicon Dioxide (SiO2) microcrystalline quartz) — sedimentary

Jasper

Silicon Dioxide (SiO2) microcrystalline quartz

Chert (Microcrystalline quartz (SiO2)) — sedimentary

Chert

Microcrystalline quartz (SiO2)

Flint (SiO2 (Cryptocrystalline Quartz)) — sedimentary

Flint

SiO2 (Cryptocrystalline Quartz)

Flint (SiO2 (Cryptocrystalline Quartz)) — sedimentary

Flint

SiO2 (Cryptocrystalline Quartz)

Chert (or Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (or Jasper)

Microcrystalline Quartz (SiO2)

Chert (Microcrystalline quartz (SiO2)) — sedimentary

Chert

Microcrystalline quartz (SiO2)

Flint (SiO2 (Microcrystalline Quartz / Chert)) — sedimentary

Flint

SiO2 (Microcrystalline Quartz / Chert)

Chert (or Flint) (Microcrystalline quartz (SiO2)) — sedimentary

Chert (or Flint)

Microcrystalline quartz (SiO2)

Bentonite Clay (Montmorillonite silicate ((Na,Ca)0.33(Al,Mg)2Si4O10(OH)2·nH2O)) — sedimentary

Bentonite Clay

Montmorillonite silicate ((Na,Ca)0.33(Al,Mg)2Si4O10(OH)2·nH2O)

Chert / Flint (Silicon dioxide (SiO2)) — sedimentary

Chert / Flint

Silicon dioxide (SiO2)

Flint (Microcrystalline Quartz (SiO2)) — sedimentary

Flint

Microcrystalline Quartz (SiO2)

Flint / Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Flint / Chert

Microcrystalline Quartz (SiO2)

Chert (Jasper) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper)

Cryptocrystalline Quartz (SiO2)

Green Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Green Chert

Microcrystalline Quartz (SiO2)

Banded Chert (Silicon Dioxide (SiO2)) — sedimentary

Banded Chert

Silicon Dioxide (SiO2)

Laterite (Iron-rich bauxite or Gossan) (Ferricrete (Fe2O3·nH2O)) — sedimentary

Laterite (Iron-rich bauxite or Gossan)

Ferricrete (Fe2O3·nH2O)

Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

Chert (Chert (Microcrystalline Quartz, SiO2)) — sedimentary

Chert

Chert (Microcrystalline Quartz, SiO2)

Bauxite (Bauxite (Al(OH)3, AlO(OH))) — sedimentary

Bauxite

Bauxite (Al(OH)3, AlO(OH))

Chert (Jasper variation) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper variation)

Microcrystalline Quartz (SiO2)

Chert (Basanite) (Chert (Microcrystalline SiO2)) — sedimentary

Chert (Basanite)

Chert (Microcrystalline SiO2)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Banded gneiss (Gneiss, chiefly quartz–feldspar–mica) — metamorphic

Banded gneiss

Gneiss, chiefly quartz–feldspar–mica

Crushed Limestone (Sedimentary Calcite/Dolomite Rock (CaCO3)) — sedimentary

Crushed Limestone

Sedimentary Calcite/Dolomite Rock (CaCO3)

Weathered iron-rich concretion or limonite-bearing rock (Limonite/goethite-rich concretion; limonite is an iron-oxide/hydroxide mixture, commonly dominated by goethite (FeO(OH))) — sedimentary

Weathered iron-rich concretion or limonite-bearing rock

Limonite/goethite-rich concretion; limonite is an iron-oxide/hydroxide mixture, commonly dominated by goethite (FeO(OH))

Limestone Pebble (Sedimentary Calcium Carbonate (CaCO3)) — sedimentary

Limestone Pebble

Sedimentary Calcium Carbonate (CaCO3)

Limestone (Sedimentary Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Sedimentary Calcium Carbonate (CaCO3)

Limestone with Fossil Inclusion (Sedimentary Calcium Carbonate (CaCO3)) — sedimentary

Limestone with Fossil Inclusion

Sedimentary Calcium Carbonate (CaCO3)

Chert (Jasper) (Sedimentary Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper)

Sedimentary Cryptocrystalline Quartz (SiO2)

Chert (Chert (SiO2)) — sedimentary

Chert

Chert (SiO2)

Chert (Flint) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2)

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Wonderstone Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Wonderstone Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Siltstone/Sandstone (possibly Wonderstone or Picture Sandstone) (Clastic Sedimentary Rock (primarily SiO2 with Iron Oxide inclusions)) — Sedimentary

Siltstone/Sandstone (possibly Wonderstone or Picture Sandstone)

Clastic Sedimentary Rock (primarily SiO2 with Iron Oxide inclusions)

Chert (Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Flint)

Microcrystalline Quartz (SiO2)

Quartz (Milky/Crystalline fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Crystalline fragment)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Tumbled brown translucent stone, likely quartz/jasper (Microcrystalline quartz (SiO₂), possibly iron-stained chalcedony or jasper) — mineral

Tumbled brown translucent stone, likely quartz/jasper

Microcrystalline quartz (SiO₂), possibly iron-stained chalcedony or jasper

Chert (variations include Flint) (Sedimentary cryptocrystalline quartz (SiO2)) — sedimentary

Chert (variations include Flint)

Sedimentary cryptocrystalline quartz (SiO2)

Limestone (Sedimentary Rock (Primarily CaCO3)) — sedimentary

Limestone

Sedimentary Rock (Primarily CaCO3)

Travertine (Terrestrial Sedimentary Limestone (CaCO3)) — sedimentary

Travertine

Terrestrial Sedimentary Limestone (CaCO3)