Rock Identifier

Category

Sedimentary (Physico Chemical Precipitate)

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

Learn about Sedimentary (Physico Chemical Precipitate) in the encyclopedia

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Ironstone

Sinter

Coal

Kambaba Jasper

Limestone

Asphalt Rock

Claystone

Mudstone

Sapropel

Native Copper (Copper (Cu)) — mineral

Native Copper

Copper (Cu)

Sandstone Concretion (Omar or Nut Rock) (Sedimentary Concretion (specifically an 'Omarolluk' or Omar)) — sedimentary

Sandstone Concretion (Omar or Nut Rock)

Sedimentary Concretion (specifically an 'Omarolluk' or Omar)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Jasper Beads (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper Beads

Microcrystalline Quartz (SiO2)

Celestite (Celestine) (Strontium Sulfate (SrSO4)) — mineral

Celestite (Celestine)

Strontium Sulfate (SrSO4)

Jasper Pebble (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper Pebble

Microcrystalline Quartz (SiO2)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Fossiliferous Limestone (Limestone (CaCO3 with Limonite/Goethite staining)) — sedimentary

Fossiliferous Limestone

Limestone (CaCO3 with Limonite/Goethite staining)

Banded Iron Formation (BIF) / Jasper (Banded Iron Formation (SiO2 with Fe2O3 / Fe3O4)) — sedimentary

Banded Iron Formation (BIF) / Jasper

Banded Iron Formation (SiO2 with Fe2O3 / Fe3O4)

Limestone (specifically Fossiliferous or Crinoidal Limestone) (Calcium Carbonate (CaCO3) - Calcite Rock) — sedimentary

Limestone (specifically Fossiliferous or Crinoidal Limestone)

Calcium Carbonate (CaCO3) - Calcite Rock

Yellow Jasper (Chert) (Silicon Dioxide (SiO2) with Iron Oxide impurities) — mineral

Yellow Jasper (Chert)

Silicon Dioxide (SiO2) with Iron Oxide impurities

Calcite (Calcite (CaCO
3)) — Mineral

Calcite

Calcite (CaCO 3)

Generic Pebble / Rock Fragment (Lithic fragment / Weathered rock) — sedimentary

Generic Pebble / Rock Fragment

Lithic fragment / Weathered rock

Agate (Carnelian/Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Agate (Carnelian/Chalcedony)

Silicon Dioxide (SiO2)

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Ferruginous Sandstone (Ironstone) (Iron-rich Arenite) — sedimentary

Ferruginous Sandstone (Ironstone)

Iron-rich Arenite

Chalcedony Bangle (SiO2) — gemstone

Chalcedony Bangle

SiO2

Carnelian (Silicon Dioxide (Quartz variety), SiO2) — mineral

Carnelian

Silicon Dioxide (Quartz variety), SiO2

Quartz Geode (Silicon dioxide (SiO2)) — sedimentary

Quartz Geode

Silicon dioxide (SiO2)

Iceland Spar (Optical Calcite) (Calcite (CaCO3)) — mineral

Iceland Spar (Optical Calcite)

Calcite (CaCO3)

Quartz Crystal (Rough) (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal (Rough)

Silicon Dioxide (SiO2)

Quartz (Silicon dioxide (SiO2)) — mineral

Quartz

Silicon dioxide (SiO2)

Red Jasper (Jasper (a variety of Chalcedony, SiO₂ with impurities)) — Mineral

Red Jasper

Jasper (a variety of Chalcedony, SiO₂ with impurities)

Quartz Geode Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Geode Pebble

Silicon Dioxide (SiO2)

Oolite (Ooid Limestone) (Ooidal Limestone (comprised of CaCO3)) — sedimentary

Oolite (Ooid Limestone)

Ooidal Limestone (comprised of CaCO3)

Botryoidal Chalcedony (Chalcedony (SiO2)) — Mineral

Botryoidal Chalcedony

Chalcedony (SiO2)

Jasper Geode (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper Geode

Silicon Dioxide (SiO2) with impurities

Quartzite Geode (unopened) (SiO2 (Silicon Dioxide)) — metamorphic

Quartzite Geode (unopened)

SiO2 (Silicon Dioxide)

Carnelian (Carnelian (variety of Chalcedony, SiO2)) — mineral

Carnelian

Carnelian (variety of Chalcedony, SiO2)

Jasper (Silica (SiO2) with impurities) — Sedimentary/Mineral

Jasper

Silica (SiO2) with impurities

Sedimentary/Mineral

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

Sandstone (Picture Sandstone)

Arenite (primarily SiO2)

Green Fluorite (Fluorite (Calcium Fluoride, CaF2)) — mineral

Green Fluorite

Fluorite (Calcium Fluoride, CaF2)

Milky quartz (rough quartz specimen) (Quartz, silicon dioxide (SiO₂)) — mineral

Milky quartz (rough quartz specimen)

Quartz, silicon dioxide (SiO₂)

Carnelian (Carnelian (Cryptocrystalline Quartz, SiO2)) — mineral

Carnelian

Carnelian (Cryptocrystalline Quartz, SiO2)

Banded Agate (Dyed Purple) (Agate (Variety of Chalcedony/Quartz), SiO2) — mineral

Banded Agate (Dyed Purple)

Agate (Variety of Chalcedony/Quartz), SiO2

Dyed Blue Agate Slice (Silicon Dioxide (SiO2) with artificial dye) — mineral

Dyed Blue Agate Slice

Silicon Dioxide (SiO2) with artificial dye

Quartz Druze on Matrix (Silicon Dioxide (SiO2)) — mineral

Quartz Druze on Matrix

Silicon Dioxide (SiO2)

Banded iron formation (ironstone), likely hematite–magnetite-rich (Banded iron formation (BIF); chiefly hematite (Fe₂O₃), magnetite (Fe₃O₄), and quartz (SiO₂)) — metamorphic

Banded iron formation (ironstone), likely hematite–magnetite-rich

Banded iron formation (BIF); chiefly hematite (Fe₂O₃), magnetite (Fe₃O₄), and quartz (SiO₂)

Dyed Agate Geode (Silicon Dioxide (SiO2) - Banded Chalcedony) — mineral

Dyed Agate Geode

Silicon Dioxide (SiO2) - Banded Chalcedony

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

Clear Quartz

Quartz (Silicon Dioxide, SiO2)