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

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Dark gray slate (possibly argillite or shale) (Slate, a low-grade metamorphic rock derived mainly from shale; composition commonly quartz, illite/muscovite, chlorite, and clay minerals) — metamorphic

Dark gray slate (possibly argillite or shale)

Slate, a low-grade metamorphic rock derived mainly from shale; composition commonly quartz, illite/muscovite, chlorite, and clay minerals

Sandstone (Ferruginous) (Arenite (iron-rich)) — sedimentary

Sandstone (Ferruginous)

Arenite (iron-rich)

Angelite (Anhydrite (Calcium Sulfate, CaSO4)) — mineral

Angelite

Anhydrite (Calcium Sulfate, CaSO4)

Basalt (Basalt (Vitreous to Aphanitic Mafic Igneous Rock)) — igneous

Basalt

Basalt (Vitreous to Aphanitic Mafic Igneous Rock)

Obsidian (Obsidian (Volcanic Glass, SiO2)) — igneous

Obsidian

Obsidian (Volcanic Glass, SiO2)

Quartz pebble with iron inclusion (Silicon Dioxide (SiO2)) — mineral

Quartz pebble with iron inclusion

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

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

Milky Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Chert (Flint) (Cryptocrystalline Silica (SiO2)) — sedimentary

Chert (Flint)

Cryptocrystalline Silica (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Chert (and Chert Geode) (Silicon Dioxide (SiO2)) — sedimentary

Chert (and Chert Geode)

Silicon Dioxide (SiO2)

Chert (often called Flint) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (often called Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

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

Chert (Flint)

Silicon Dioxide (SiO2)

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

Chert (Flint)

Chert (Microcrystalline Quartz, SiO2)

Petrified Wood (Silicified Wood (SiO2)) — sedimentary

Petrified Wood

Silicified Wood (SiO2)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Chert (often found as Flint) (Microcrystalline or Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (often found as Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

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

Chert (Flint)

Microcrystalline Quartz (SiO2)

Calamites Fossil (Horsetail Stem) (Calamites (Genus), part of the class Equisetopsida) — sedimentary

Calamites Fossil (Horsetail Stem)

Calamites (Genus), part of the class Equisetopsida

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

Chert (Flint variety)

Silicon dioxide (SiO2)

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

Chert (Flint Nodular Variety)

Microcrystalline Quartz (SiO2)

Tabulate Coral Fossil (Favosites) (Favosites (Commonly known as Honeycomb Coral)) — sedimentary

Tabulate Coral Fossil (Favosites)

Favosites (Commonly known as Honeycomb Coral)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Red Brecciated Jasper (Silicon Dioxide (SiO2) with Hematite inclusions) — sedimentary

Red Brecciated Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

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

Quartz Druzy on Matrix

Silicon Dioxide (SiO2)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Yellow Ochre (Limonite) (Limonite (FeO(OH)·nH2O)) — mineral

Yellow Ochre (Limonite)

Limonite (FeO(OH)·nH2O)

Quartz Geode (Silicon Dioxide (SiO2)) — sedimentary

Quartz Geode

Silicon Dioxide (SiO2)

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Quartz Vein in Pelite (Metamorphic Rock) (Hydrothermal Quartz Veining in Metasedimentary Rock (SiO2)) — metamorphic

Quartz Vein in Pelite (Metamorphic Rock)

Hydrothermal Quartz Veining in Metasedimentary Rock (SiO2)

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

Fossiliferous Limestone

Sedimentary Calcium Carbonate (CaCO3)

Limestone (Sedimentary Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Sedimentary Calcium Carbonate (CaCO3)