Rock Identifier

Category

Non Geological

Browse non geological specimens identified by the Rock Identifier community.

Learn about Non Geological in the encyclopedia

Common Opal

Mudstone

Green Beryl

Matte Obsidian

Sapphire

Hornfels

Argillite

Mint Opal

Plazolite

Bixbite

Quartzite (Metamorphic Quartz Rock (SiO2)) — metamorphic

Quartzite

Metamorphic Quartz Rock (SiO2)

Quartzite (Metamorphic Quartzite) — metamorphic

Quartzite

Metamorphic Quartzite

Quartzite (Metamorphic Quartz Sandstone) — metamorphic

Quartzite

Metamorphic Quartz Sandstone

Quartzite (Metamorphic Quartz Rock (SiO2)) — metamorphic

Quartzite

Metamorphic Quartz Rock (SiO2)

Shungite (Shungite (Non-crystalline carbon, C)) — mineral

Shungite

Shungite (Non-crystalline carbon, C)

Shungite (Non-crystalline carbon (allotrope of carbon)) — metamorphic

Shungite

Non-crystalline carbon (allotrope of carbon)

Botryoidal Hematite (Kidney Ore) (Hematite (Fe2O3)) — Mineral

Botryoidal Hematite (Kidney Ore)

Hematite (Fe2O3)

Chalcedony (Agate/Chert variety) (Silicon Dioxide (SiO2)) — sedimentary

Chalcedony (Agate/Chert variety)

Silicon Dioxide (SiO2)

Chondrite Meteorite (Ordinary Chondrite (Fe-Ni alloy, Olivine, Pyroxene)) — Mineral

Chondrite Meteorite

Ordinary Chondrite (Fe-Ni alloy, Olivine, Pyroxene)

Golden Sheen Obsidian (Obsidian (volcanic glass) with inclusions of gas bubbles and mineral crystals (e.g., hematite, magnetite) causing the sheen) — igneous

Golden Sheen Obsidian

Obsidian (volcanic glass) with inclusions of gas bubbles and mineral crystals (e.g., hematite, magnetite) causing the sheen

Weathered fossiliferous limestone (Bioclastic limestone, primarily calcite (CaCO₃)) — sedimentary

Weathered fossiliferous limestone

Bioclastic limestone, primarily calcite (CaCO₃)

Black Tourmaline (Schorl) (Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)3OH)) — mineral

Black Tourmaline (Schorl)

Schorl (NaFe2+3Al6(Si6O18)(BO3)3(OH)3OH)

Diorite (Diorite (intermediate intrusive igneous rock)) — igneous

Diorite

Diorite (intermediate intrusive igneous rock)

Fossilized Shark Tooth or Bone Fragment (Vertebrate Fossil (likely Carcharodon or similar genus)) — fossil

Fossilized Shark Tooth or Bone Fragment

Vertebrate Fossil (likely Carcharodon or similar genus)

Black Tourmaline (Schorl) (Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Black Tourmaline (Schorl)

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

Trace Fossil (Lichenandites or Rhynie Chert Chert with Microfossils) (Trace fossil in microcrystalline quartz (SiO2)) — fossil

Trace Fossil (Lichenandites or Rhynie Chert Chert with Microfossils)

Trace fossil in microcrystalline quartz (SiO2)

Tourmalinated Quartz (Quartz (SiO2) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4) inclusions) — mineral

Tourmalinated Quartz

Quartz (SiO2) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4) inclusions

Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Chert

Microcrystalline Quartz (SiO2)

Quartz-encrusted Matrix (Silicon Dioxide (SiO2) with Ferruginous Sandstone) — sedimentary

Quartz-encrusted Matrix

Silicon Dioxide (SiO2) with Ferruginous Sandstone

Quartzite (Metamorphic Quartz Sandstone) — metamorphic

Quartzite

Metamorphic Quartz Sandstone

Barite (Barium sulfate (BaSO4)) — mineral

Barite

Barium sulfate (BaSO4)

Basalt Pebble (Mafic Igneous Rock (Basalt/Diabase)) — igneous

Basalt Pebble

Mafic Igneous Rock (Basalt/Diabase)

Quartzite (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite

Metamorphosed Quartz Sandstone (SiO2)

Indian Agate (Cryptocrystalline Quartz (SiO2)) — mineral

Indian Agate

Cryptocrystalline Quartz (SiO2)

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

Chert

Chert (Microcrystalline Quartz, SiO2)

Engineered Quartz (Engineered Stone (primarily SiO2)) — metamorphic

Engineered Quartz

Engineered Stone (primarily SiO2)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite (Metamorphic Quartz Rock (SiO2)) — metamorphic

Quartzite

Metamorphic Quartz Rock (SiO2)

Quartzite (Metamorphic Quartz Rock (SiO2)) — metamorphic

Quartzite

Metamorphic Quartz Rock (SiO2)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite (Metamorphic Quartz Arenite) — metamorphic

Quartzite

Metamorphic Quartz Arenite

Quartzite (Metamorphic Quartz Arenite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartz Arenite (SiO2)

Quartzite (Metamorphic Quartzite) — metamorphic

Quartzite

Metamorphic Quartzite

Quartzite (Metamorphic Quartz Arenite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartz Arenite (SiO2)

Quartzite (Metamorphic Quartz Sandstone) — metamorphic

Quartzite

Metamorphic Quartz Sandstone

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Garnet (Rough Almandine Crystal) (Almandine Garnet (Fe3Al2(SiO4)3)) — mineral

Garnet (Rough Almandine Crystal)

Almandine Garnet (Fe3Al2(SiO4)3)

Earth (Terra / Earth) — igneous, sedimentary, and metamorphic

Earth

Terra / Earth

igneous, sedimentary, and metamorphic

Sea Glass (White/Clear) (Amorphous Silica (Alkali-Lime-Silica Glass), SiO2 + Na2O + CaO) — Anthropogenic (Man-made product subject to geological processes)

Sea Glass (White/Clear)

Amorphous Silica (Alkali-Lime-Silica Glass), SiO2 + Na2O + CaO

Anthropogenic (Man-made product subject to geological processes)

Rounded basalt cobble (Basalt, predominantly plagioclase feldspar and pyroxene with minor olivine and iron oxides) — igneous

Rounded basalt cobble

Basalt, predominantly plagioclase feldspar and pyroxene with minor olivine and iron oxides