Rock Identifier

Category

Sedimentary (Chemical)

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

Learn about Sedimentary (Chemical) in the encyclopedia

Conglomerate

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Breccia

Ironstone

Ironstone

Coal

Coal

Limestone

Limestone

Kambaba Jasper

Kambaba Jasper

Asphalt Rock

Asphalt Rock

Sapropel

Sapropel

Mudstone

Mudstone

Claystone

Claystone

Siltstone

Siltstone

Green Agate (Silicon dioxide (SiO₂)) — mineral

Green Agate

Silicon dioxide (SiO₂)

Banded Iron Formation (Banded Iron Formation (BIF)) — Sedimentary

Banded Iron Formation

Banded Iron Formation (BIF)

Jasper (Silicon Dioxide (SiO2) - a variety of Chalcedony (Cryptocrystalline Quartz)) — Mineral

Jasper

Silicon Dioxide (SiO2) - a variety of Chalcedony (Cryptocrystalline Quartz)

Limonite with Quartz (FeO(OH)·nH2O (Limonite) with SiO2 (Quartz)) — mineral

Limonite with Quartz

FeO(OH)·nH2O (Limonite) with SiO2 (Quartz)

Quartzite Cobble (Metamorphosed Quartz Sandstone (primarily SiO2)) — metamorphic

Quartzite Cobble

Metamorphosed Quartz Sandstone (primarily SiO2)

Quartz Pebble (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble (Iron-stained)

Silicon Dioxide (SiO2)

Peridot (Olivine ((Mg, Fe)2SiO4)) — mineral

Peridot

Olivine ((Mg, Fe)2SiO4)

Slate (Phyllo-silicate based metamorphic rock) — metamorphic

Slate

Phyllo-silicate based metamorphic rock

Quartzite (River Pebble) (Quartzite (primarily SiO2)) — metamorphic

Quartzite (River Pebble)

Quartzite (primarily SiO2)

Native Gold (in Jewelry) (Gold (Au)) — mineral

Native Gold (in Jewelry)

Gold (Au)

Orthoclase Feldspar (Orthoclase (KAlSi3O8)) — Mineral

Orthoclase Feldspar

Orthoclase (KAlSi3O8)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Diorite (Dalmatian Stone) (Intermediate Phaneritic Igneous Rock) — igneous

Diorite (Dalmatian Stone)

Intermediate Phaneritic Igneous Rock

Banded Calcite (Mexican Onyx) (Calcium Carbonate (CaCO3)) — mineral

Banded Calcite (Mexican Onyx)

Calcium Carbonate (CaCO3)

Quartzite pebble (Quartzite (SiO2)) — metamorphic

Quartzite pebble

Quartzite (SiO2)

Nephrite Jade (Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)) — metamorphic

Nephrite Jade

Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)

Diorite (Diorite (Intermediate intrusive igneous rock)) — igneous

Diorite

Diorite (Intermediate intrusive igneous rock)

Nephrite Jade (Ca2(Mg,Fe)5Si8O22(OH)2) — metamorphic

Nephrite Jade

Ca2(Mg,Fe)5Si8O22(OH)2

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Dyed Chalcedony (Agate) (Silicon Dioxide (SiO2)) — mineral

Dyed Chalcedony (Agate)

Silicon Dioxide (SiO2)

Yellow Ochre / Limonite (Limonite (FeO(OH)·nH2O)) — Mineral

Yellow Ochre / Limonite

Limonite (FeO(OH)·nH2O)

Limonite (Iron-rich Gossan/Laterite) (FeO(OH)·nH2O (Hydrated Iron Oxide)) — mineral

Limonite (Iron-rich Gossan/Laterite)

FeO(OH)·nH2O (Hydrated Iron Oxide)

Native Gold (Native Gold (Au)) — mineral

Native Gold

Native Gold (Au)

Quartzite Cobble (Meta-quartzite) — metamorphic

Quartzite Cobble

Meta-quartzite

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartzite (Quartzite (composed primarily of SiO2)) — metamorphic

Quartzite

Quartzite (composed primarily of SiO2)

Quartzite (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite

Metamorphosed Quartz Sandstone (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Rhyolite (Rhyolite (High-silica volcanic rock)) — igneous

Rhyolite

Rhyolite (High-silica volcanic rock)

Light Blue Quartzite Pebbles / Decorative Stone (Metamorphic Quartzite (SiO2)) — metamorphic

Light Blue Quartzite Pebbles / Decorative Stone

Metamorphic Quartzite (SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Gabbro (Plutonic mafic rock) — igneous

Gabbro

Plutonic mafic rock

Quartz (Milky or Druzy variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky or Druzy variety)

Silicon Dioxide (SiO2)

Quartzite with inclusions or weathered surface (Quartzite) — metamorphic

Quartzite with inclusions or weathered surface

Quartzite

Quartz (River Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (River Pebble)

Silicon Dioxide (SiO2)

Green Quartzite (Quartzite (primarily SiO2 with inclusions)) — metamorphic

Green Quartzite

Quartzite (primarily SiO2 with inclusions)

Andesite (Andesite (Intermediate Volcanic Rock)) — igneous

Andesite

Andesite (Intermediate Volcanic Rock)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Gabbro (River Cobble) (Phaneritic Mafic Igneous Rock) — igneous

Gabbro (River Cobble)

Phaneritic Mafic Igneous Rock

Diabase (Trap Rock) (Diabase (also known as Dolerite)) — igneous

Diabase (Trap Rock)

Diabase (also known as Dolerite)

Quartz (Smoky/Milky variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky/Milky variety)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)