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

Red Jasper (Quartz (SiO2) with hematite inclusions) — sedimentary

Red Jasper

Quartz (SiO2) with hematite inclusions

Magnetite (Lodestone variety) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone variety)

Magnetite (Fe3O4)

Magnetite (Iron(II,III) oxide (Fe3O4)) — mineral

Magnetite

Iron(II,III) oxide (Fe3O4)

Flint (SiO2 (Cryptocrystalline Quartz)) — sedimentary

Flint

SiO2 (Cryptocrystalline Quartz)

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

Flint

SiO2 (Microcrystalline Quartz / Chert)

Chert (with Limestone cortex) (Silicon Dioxide (SiO2)) — sedimentary

Chert (with Limestone cortex)

Silicon Dioxide (SiO2)

Dyed Blue Agate Slice (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — sedimentary

Dyed Blue Agate Slice

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Chert (Cryptocrystalline Silica (SiO2)) — sedimentary

Chert

Cryptocrystalline Silica (SiO2)

Sandstone (Pebble) (Sandstone (SiO2 with matrix/cement)) — sedimentary

Sandstone (Pebble)

Sandstone (SiO2 with matrix/cement)

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Sandstone (Fossiliferous) (Clastic Sedimentary Rock (primarily SiO2)) — sedimentary

Sandstone (Fossiliferous)

Clastic Sedimentary Rock (primarily SiO2)

Sandstone (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone

Clastic sedimentary rock (primarily SiO2)

Yellow Calcite (Calcite (Calcium Carbonate, CaCO3)) — mineral

Yellow Calcite

Calcite (Calcium Carbonate, CaCO3)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Hematite/Limonite) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Hematite/Limonite

Fossiliferous Limestone (Fossiliferous Carbonate Rock (CaCO3)) — sedimentary

Fossiliferous Limestone

Fossiliferous Carbonate Rock (CaCO3)

Coquina (Biogenic Limestone (Calcium Carbonate, CaCO3)) — sedimentary

Coquina

Biogenic Limestone (Calcium Carbonate, CaCO3)

Conglomerate (Conglomerate) — sedimentary

Conglomerate

Conglomerate

Fossiliferous Limestone (Calcium carbonate (CaCO3) with marine fossils) — sedimentary

Fossiliferous Limestone

Calcium carbonate (CaCO3) with marine fossils

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

Coquina / Fossiliferous Limestone

Fossiliferous Limestone (CaCO3)

Aragonite Star Cluster (Cross-section) (Aragonite (Calcium Carbonate, CaCO3)) — mineral

Aragonite Star Cluster (Cross-section)

Aragonite (Calcium Carbonate, CaCO3)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone Pebble (Sandstone (Quartzose/Feldspathic Sandstone)) — sedimentary

Sandstone Pebble

Sandstone (Quartzose/Feldspathic Sandstone)

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Sandstone (likely Arkosic or Ferruginous) (Arenite (SiO2 with iron oxides or feldspar)) — sedimentary

Sandstone (likely Arkosic or Ferruginous)

Arenite (SiO2 with iron oxides or feldspar)

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

Sandstone (Quartzose)

Arenite (primarily SiO2)

Sandstone (Arenite (primarily Quartz, SiO2)) — sedimentary

Sandstone

Arenite (primarily Quartz, SiO2)

Peridotite Nodules in Basalt (Xenolith) (Ultramafic Xenolith (Olivine-rich Peridotite in Basalt)) — igneous

Peridotite Nodules in Basalt (Xenolith)

Ultramafic Xenolith (Olivine-rich Peridotite in Basalt)

Rhyolitic Tuff (Breccia Type) (Rhyolitic Pyroclastic Rock (Mixed Silicates including Quartz, Feldspar, and Volcanic Glass)) — igneous

Rhyolitic Tuff (Breccia Type)

Rhyolitic Pyroclastic Rock (Mixed Silicates including Quartz, Feldspar, and Volcanic Glass)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Sandstone (likely Quartzose) (Arenite) — sedimentary

Sandstone (likely Quartzose)

Arenite

Sandstone (with potential iron mineralization) (Arenite) — sedimentary

Sandstone (with potential iron mineralization)

Arenite

Basalt with Magnetite (Crystalline Basalt (Primarily Plagioclase and Pyroxene) with Magnetite (Fe3O4)) — igneous

Basalt with Magnetite

Crystalline Basalt (Primarily Plagioclase and Pyroxene) with Magnetite (Fe3O4)

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

Quartz (Milky/Clear variety)

Silicon Dioxide (SiO2)

Blue Apatite (Apatite (Ca5(PO4)3(F,Cl,OH))) — mineral

Blue Apatite

Apatite (Ca5(PO4)3(F,Cl,OH))

Diorite (Diorite) — igneous

Diorite

Diorite

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Sandstone (Sedimentary Rock (Quartz arenite)) — sedimentary

Sandstone

Sedimentary Rock (Quartz arenite)

Sandstone (Arenite (primarily SiO2)) — sedimentary

Sandstone

Arenite (primarily SiO2)

Sandstone (Quartzose Sandstone) (Sandstone (SiO2 dominant composition)) — sedimentary

Sandstone (Quartzose Sandstone)

Sandstone (SiO2 dominant composition)