Rock Identifier

Category

Sedimentary Or Igneous

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

Learn about Sedimentary Or Igneous in the encyclopedia

View all →
Carbonatite

Carbonatite

Conglomerate

Conglomerate

Quartzite Sandstone

Quartzite Sandstone

Breccia

Breccia

Ironstone

Ironstone

Lamproite

Lamproite

Troctolite

Troctolite

Basalt

Basalt

Gabbro

Gabbro

Kimberlite

Kimberlite

Diorite

Diorite

Coal

Coal

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

mineral
Magnetite / Hematite (Iron Ore) (Magnetite (Fe3O4) or Hematite (Fe2O3)) — mineral

Magnetite / Hematite (Iron Ore)

Magnetite (Fe3O4) or Hematite (Fe2O3)

mineral
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

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

Quartz Pebble

Silicon Dioxide (SiO2)

mineral
White Quartz (Silicon Dioxide (SiO2)) — mineral

White Quartz

Silicon Dioxide (SiO2)

mineral
Graphite (Graphite (Carbon, C)) — mineral

Graphite

Graphite (Carbon, C)

mineral
Agate (Silicon Dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon Dioxide (Chalcedony), SiO2

sedimentary
Quartz Mineral (Silicon Dioxide (SiO2)) — mineral

Quartz Mineral

Silicon Dioxide (SiO2)

mineral
Agate (Silicon dioxide (Chalcedony), SiO2) — gemstone

Agate

Silicon dioxide (Chalcedony), SiO2

gemstone
Feldspar (Triclinic or Monoclinic Tectosilicate (e.g., KAlSi3O8)) — mineral

Feldspar

Triclinic or Monoclinic Tectosilicate (e.g., KAlSi3O8)

mineral
Agate (Silicon Dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon Dioxide (Chalcedony), SiO2

sedimentary
Agate (Silicon Dioxide (Chalcedony), SiO2) — sedimentary

Agate

Silicon Dioxide (Chalcedony), SiO2

sedimentary
Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

mineral
Quartz (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

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

Milky Quartz

Silicon Dioxide (SiO2)

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

Clear Quartz Point

Silicon Dioxide (SiO2)

mineral
Banded Agate (Chalcedony (Silicon Dioxide, SiO2)) — sedimentary

Banded Agate

Chalcedony (Silicon Dioxide, SiO2)

sedimentary
Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

metamorphic
Chalcedony (Tumbled Agate/Jasper) (Silicon dioxide (SiO2)) — sedimentary

Chalcedony (Tumbled Agate/Jasper)

Silicon dioxide (SiO2)

sedimentary
Quartz (Small Fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz (Small Fragment)

Silicon Dioxide (SiO2)

mineral
Smoky Quartz (Silicon dioxide (SiO2)) — mineral

Smoky Quartz

Silicon dioxide (SiO2)

mineral
Orange Calcite (Calcium Carbonate (CaCO3)) — mineral

Orange Calcite

Calcium Carbonate (CaCO3)

mineral
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

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

Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Clear Calcite

Calcite (Calcium Carbonate, CaCO3)

mineral
Milky Quartz/White Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz/White Quartz

Silicon Dioxide (SiO2)

mineral
Pink Garnet (likely Almandine or Rhodolite) (Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)) — mineral

Pink Garnet (likely Almandine or Rhodolite)

Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)

mineral
Milky Quartz Pebble with Chert (Silicon Dioxide (SiO2)) — mineral

Milky Quartz Pebble with Chert

Silicon Dioxide (SiO2)

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

Milky Quartz

Silicon Dioxide (SiO2)

mineral
Citrine (SiO2 (Silicon Dioxide)) — mineral

Citrine

SiO2 (Silicon Dioxide)

mineral
Specular Hematite (Hematite (Fe2O3)) — mineral

Specular Hematite

Hematite (Fe2O3)

mineral
Quartz (Drusy/Crystalline) (Silicon Dioxide (SiO2)) — mineral

Quartz (Drusy/Crystalline)

Silicon Dioxide (SiO2)

mineral
Pyrite and Quartz Agglomerate (Iron Sulfide (FeS2) with Silicon Dioxide (SiO2)) — mineral

Pyrite and Quartz Agglomerate

Iron Sulfide (FeS2) with Silicon Dioxide (SiO2)

mineral
Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

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

Chalcedony (Agate)

Silicon Dioxide (SiO2)

mineral
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

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

Magnetite

Iron(II,III) oxide (Fe3O4)

mineral
Epidote (Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))) — metamorphic

Epidote

Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

metamorphic
Pyrite (Pyrite (FeS₂)) — Mineral

Pyrite

Pyrite (FeS₂)

Mineral