Rock Identifier

Category

Man Made Rock (Sedimentary Analogue)

Browse man made rock (sedimentary analogue) specimens identified by the Rock Identifier community.

Learn about Man Made Rock (Sedimentary Analogue) in the encyclopedia

Rock Gypsum

Asphalt Rock

Talc-carbonate Rock

Talc-carbonate Rock

Opalite

Conglomerate

Breccia

Ironstone

Limestone

Claystone

Goldstone

Diatomite

Anorthosite

Chert (Gravel Bit) (Microcrystalline silica (SiO2)) — sedimentary

Chert (Gravel Bit)

Microcrystalline silica (SiO2)

Chert (Jasper/Flint variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Jasper/Flint variety)

Silicon Dioxide (SiO2)

Bivalve Fossil (Clam) (Class Bivalvia (Calcium Carbonate, CaCO3)) — sedimentary

Bivalve Fossil (Clam)

Class Bivalvia (Calcium Carbonate, CaCO3)

Chert (varieties include Flint and Jasper) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (varieties include Flint and Jasper)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Petrified Wood (Silicified Wood (primarily SiO2)) — sedimentary

Petrified Wood

Silicified Wood (primarily SiO2)

Chert (Chert Nodule in Limestone Host) (Chert (SiO2)) — sedimentary

Chert (Chert Nodule in Limestone Host)

Chert (SiO2)

Sandstone (Ferruginous) (Arenite with Iron Oxide staining (Fe2O3)) — sedimentary

Sandstone (Ferruginous)

Arenite with Iron Oxide staining (Fe2O3)

Rounded gray pebble (Uncertain; likely quartz-rich sandstone, quartzite, or graywacke) — sedimentary

Rounded gray pebble

Uncertain; likely quartz-rich sandstone, quartzite, or graywacke

Brown Chert (Cryptocrystalline Quartz (SiO2)) — sedimentary

Brown Chert

Cryptocrystalline Quartz (SiO2)

Quartz Geode Segment (Crystalline Silicon Dioxide (SiO2)) — mineral

Quartz Geode Segment

Crystalline Silicon Dioxide (SiO2)

Agate Geode Slice (with Druzy Quartz) (Silicon Dioxide (SiO2)) — mineral

Agate Geode Slice (with Druzy Quartz)

Silicon Dioxide (SiO2)

Clear Quartz (Silicon dioxide (SiO2)) — mineral

Clear Quartz

Silicon dioxide (SiO2)

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

Quartz Crystal Point

Silicon Dioxide (SiO2)

Druzy Quartz (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz

Silicon Dioxide (SiO2)

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

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

Clear Quartz Crystal

Quartz (Silicon Dioxide, SiO2)

Limonite (Ironstone) (Hydrated Iron(III) Oxide-hydroxide (FeO(OH)·nH2O)) — sedimentary

Limonite (Ironstone)

Hydrated Iron(III) Oxide-hydroxide (FeO(OH)·nH2O)

Chert (Light Variety) (Sedimentary cryptocrystalline quartz (SiO2)) — sedimentary

Chert (Light Variety)

Sedimentary cryptocrystalline quartz (SiO2)

Quartz Vein in Sedimentary Matrix (Silicon Dioxide (SiO2) with host rock) — mineral

Quartz Vein in Sedimentary Matrix

Silicon Dioxide (SiO2) with host rock

Chert (or possibly Flint) (Chert (variant: Flint)) — Sedimentary

Chert (or possibly Flint)

Chert (variant: Flint)

Sandstone with Iron Staining (Arenite with Limonite/Hematite inclusions (SiO2 + Fe2O3/FeO(OH))) — sedimentary

Sandstone with Iron Staining

Arenite with Limonite/Hematite inclusions (SiO2 + Fe2O3/FeO(OH))

Sandstone (Arenite (SiO2 based with various cements)) — sedimentary

Sandstone

Arenite (SiO2 based with various cements)

Sandstone (Ferruginous) (Arenite with iron oxide cement (Fe2O3)) — sedimentary

Sandstone (Ferruginous)

Arenite with iron oxide cement (Fe2O3)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone (likely Quartzose Sandstone) (Arenite (SiO2 principal composition)) — sedimentary

Sandstone (likely Quartzose Sandstone)

Arenite (SiO2 principal composition)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Beach Agate / Jasper Pebble (Cryptocrystalline Quartz (SiO2)) — sedimentary

Beach Agate / Jasper Pebble

Cryptocrystalline Quartz (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Chert (Jasper/Agate mix) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Agate mix)

Microcrystalline Quartz (SiO2)

Chert (specifically Pink/Tan Chert) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Pink/Tan Chert)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Ammonite Fossil (Ammonoidea (subclass)) — sedimentary

Ammonite Fossil

Ammonoidea (subclass)

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

Chert (Jasper/Flint variety)

Microcrystalline Quartz (SiO2)

Chert Nodule (Microcrystalline Silica (SiO2)) — sedimentary

Chert Nodule

Microcrystalline Silica (SiO2)

Red Agate (Chalcedony (SiO2)) — gemstone

Red Agate

Chalcedony (SiO2)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Mixed River Stones and Minerals (Mixed Silica-rich Stones (Quartz, Agate, Jasper, Sandstone, Dalmation Stone)) — sedimentary

Mixed River Stones and Minerals

Mixed Silica-rich Stones (Quartz, Agate, Jasper, Sandstone, Dalmation Stone)

Sandstone (with Laminations) (Clastic sedimentary rock (primarily Quartz-based)) — sedimentary

Sandstone (with Laminations)

Clastic sedimentary rock (primarily Quartz-based)

Yellow Jasper (Silicon Dioxide (SiO2) with Goethite/Iron inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with Goethite/Iron inclusions

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

Dyed Agate Slice

Silicon Dioxide (SiO2)

Sandstone (Arenite (SiO2 based)) — sedimentary

Sandstone

Arenite (SiO2 based)

Coquina / Fossiliferous Limestone (Fossiliferous Limestone (CaCO3)) — Sedimentary

Coquina / Fossiliferous Limestone

Fossiliferous Limestone (CaCO3)