Rock Identifier

Category

Sedimentary Or Igneous Fragment

Browse sedimentary or igneous fragment specimens identified by the Rock Identifier community.

Learn about Sedimentary Or Igneous Fragment in the encyclopedia

Breccia

Fossiliferous Limestone

Fossiliferous Limestone

Oregon Opal

Orendite

Orthoclase

Orca Agate

Orange Opal

Peacock Ore

Orange Garnet

Orange Obsidian

Orange Calcite

Orange Tourmaline

Orange Tourmaline

Dalmation Jasper (Dalmation Stone (perthitic feldspar with arfvedsonite)) — igneous

Dalmation Jasper

Dalmation Stone (perthitic feldspar with arfvedsonite)

Dalmatian Stone (Dalmatian Jasper (actually a Peralkaline Igneous Rock)) — igneous

Dalmatian Stone

Dalmatian Jasper (actually a Peralkaline Igneous Rock)

Dalmatian Jasper (Peralkaline Quartz-Feldspar Rock with Arfvedsonite) — igneous

Dalmatian Jasper

Peralkaline Quartz-Feldspar Rock with Arfvedsonite

Dalmation Stone (Peralkaline rhyolite (SiO2 with Arfvedsonite/Riebeckite)) — igneous

Dalmation Stone

Peralkaline rhyolite (SiO2 with Arfvedsonite/Riebeckite)

Quartz pebble (Silicon dioxide (SiO2)) — sedimentary

Quartz pebble

Silicon dioxide (SiO2)

Dalmation Jasper (or Dalmation Stone) (Dalmation Stone (composed of Perthite, Quartz, and Arfvedsonite)) — igneous

Dalmation Jasper (or Dalmation Stone)

Dalmation Stone (composed of Perthite, Quartz, and Arfvedsonite)

Dalmatian Stone (Peralkaline rhyolite with arfvedsonite inclusions) — igneous

Dalmatian Stone

Peralkaline rhyolite with arfvedsonite inclusions

Dalmatian Jasper / Dalmatian Stone (Peralkaline Rock (Silicon Dioxide with Amphibole inclusions)) — igneous

Dalmatian Jasper / Dalmatian Stone

Peralkaline Rock (Silicon Dioxide with Amphibole inclusions)

Dalmatian Stone (Peralkaline rhyolite with arfvedsonite (formerly incorrectly called Dalmatian Jasper)) — igneous

Dalmatian Stone

Peralkaline rhyolite with arfvedsonite (formerly incorrectly called Dalmatian Jasper)

Breciated Jasper (Brecciated Jasper (Silicon Dioxide, SiO2)) — sedimentary

Breciated Jasper

Brecciated Jasper (Silicon Dioxide, SiO2)

Red jasper-bearing breccia (probable) (Microcrystalline quartz (SiO₂) with iron-oxide coloration, in a brecciated host) — mineral

Red jasper-bearing breccia (probable)

Microcrystalline quartz (SiO₂) with iron-oxide coloration, in a brecciated host

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Brecciated jasper (likely ocean jasper or red jasper) (Microcrystalline quartz, SiO₂, with iron-oxide pigments and breccia cement) — mineral

Brecciated jasper (likely ocean jasper or red jasper)

Microcrystalline quartz, SiO₂, with iron-oxide pigments and breccia cement

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

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

Petrified Wood

Silicified Wood (primarily SiO2)

Conglomerate (Conglomerate (Detrital sedimentary rock)) — sedimentary

Conglomerate

Conglomerate (Detrital sedimentary rock)

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

Petrified Wood

Silicified Wood (SiO2 permineralization)

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

Petrified Wood

Silicified Wood (SiO2 permineralization)

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

Chert / Flint

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (often referred to as Flint or Jasper when pigmented) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (often referred to as Flint or Jasper when pigmented)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Petrified Wood (Calamites Fossil) (Calamites sp. (Silicified/Permineralized Plant Fossil)) — sedimentary

Petrified Wood (Calamites Fossil)

Calamites sp. (Silicified/Permineralized Plant Fossil)

Asphalt / Bituminous Aggregate (Bituminous mixture (Hydrocarbon-based sediment)) — sedimentary

Asphalt / Bituminous Aggregate

Bituminous mixture (Hydrocarbon-based sediment)

Chert (Flint) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Chert (Flint)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

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

Chert (Chert / Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

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

Chert (variations include Flint or Jasper)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Chert (variations include Chalcedony and Flint) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (variations include Chalcedony and Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (specifically Flint) (Microcrystalline or cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Flint)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Bryozoan Fossil (Phylum Bryozoa (commonly known as 'moss animals')) — sedimentary

Bryozoan Fossil

Phylum Bryozoa (commonly known as 'moss animals')

Banded Iron Formation (BIF) with Quartz (Banded Iron Formation, often composed of alternating layers of hematite (Fe2O3) or magnetite (Fe3O4) and chert (microcrystalline quartz, SiO2)) — Sedimentary

Banded Iron Formation (BIF) with Quartz

Banded Iron Formation, often composed of alternating layers of hematite (Fe2O3) or magnetite (Fe3O4) and chert (microcrystalline quartz, SiO2)

Conglomerate with Fossilized Shark Teeth (Clastic sedimentary rock (Conglomerate) containing Elasmobranchii remains) — sedimentary

Conglomerate with Fossilized Shark Teeth

Clastic sedimentary rock (Conglomerate) containing Elasmobranchii remains

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

Petrified Wood

Silicified Wood (primarily SiO2)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Chert (often called Flint for dark varieties) (Chert (SiO2)) — sedimentary

Chert (often called Flint for dark varieties)

Chert (SiO2)

Chert (and Flint) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (and Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

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

Chert (Flint/Jasper variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (Flint variety) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Sandstone (Red Sandstone / River Stone) (Arenite (composed primarily of Quartz, SiO2, with Iron Oxide cementation)) — sedimentary

Sandstone (Red Sandstone / River Stone)

Arenite (composed primarily of Quartz, SiO2, with Iron Oxide cementation)

Crinoid Fossil in Limestone (Class Crinoidea in Carbonate Matrix (CaCO3)) — sedimentary

Crinoid Fossil in Limestone

Class Crinoidea in Carbonate Matrix (CaCO3)

Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

Sandstone with Quartz Veins (Arenite (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone with Quartz Veins

Arenite (primarily SiO2 with Fe2O3 staining)