Rock Identifier

Category

Not A Rock (Animated Character)

Browse not a rock (animated character) specimens identified by the Rock Identifier community.

Tree Agate (Silicon Dioxide (SiO2) - Dendritic Agate/Chalcedony) — sedimentary

Tree Agate

Silicon Dioxide (SiO2) - Dendritic Agate/Chalcedony

Blue Celestite (Celestine) Cluster (Strontium sulfate (SrSO4)) — mineral

Blue Celestite (Celestine) Cluster

Strontium sulfate (SrSO4)

Celestite Geode (Celestine (Strontium Sulfate, SrSO4)) — mineral

Celestite Geode

Celestine (Strontium Sulfate, SrSO4)

Green Aventurine (Silicon Dioxide (SiO2) with Fuchsite inclusions) — Mineral (Variety of Quartz)

Green Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

Mineral (Variety of Quartz)

Dyed Agate (Tumbled) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — mineral

Dyed Agate (Tumbled)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Opalite (Man-made Glass) (Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)) — Synthetic Mineral Simulant / Glass

Opalite (Man-made Glass)

Synthetic Silicon Dioxide Glass (SiO2 + metal oxides)

Synthetic Mineral Simulant / Glass

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)

Black Onyx (Silicon dioxide (SiO2) - Chalcedony variety) — mineral

Black Onyx

Silicon dioxide (SiO2) - Chalcedony variety

Quartz Druze (Silicon Dioxide (SiO2)) — mineral

Quartz Druze

Silicon Dioxide (SiO2)

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

Jasper (Red Jasper)

Silicon Dioxide (SiO2) with Hematite inclusions

Carnelian Agate (Silicon Dioxide (SiO₂), a variety of Chalcedony) — mineral

Carnelian Agate

Silicon Dioxide (SiO₂), a variety of Chalcedony

Amethyst (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Conch Pearl (Calcareous concretion (CaCO3)) — mineraloid

Conch Pearl

Calcareous concretion (CaCO3)

Rhodonite (Manganese Silicate (Mn,Fe,Mg,Ca)SiO3) — mineral

Rhodonite

Manganese Silicate (Mn,Fe,Mg,Ca)SiO3

Coquina (Bioclastic Limestone (composed primarily of CaCO3)) — sedimentary

Coquina

Bioclastic Limestone (composed primarily of CaCO3)

Amethyst Geode (Carved) (Amethyst (Violet Crystalline Quartz - SiO2)) — mineral

Amethyst Geode (Carved)

Amethyst (Violet Crystalline Quartz - SiO2)

Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

Amethyst (Silicon Dioxide (SiO2) with Iron impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with Iron impurities

Ferruginous Sandstone (Ironstone) (Arenite with Iron-Oxide Cement (FeO(OH)·nH2O / Fe2O3)) — sedimentary

Ferruginous Sandstone (Ironstone)

Arenite with Iron-Oxide Cement (FeO(OH)·nH2O / Fe2O3)

Moss Agate (Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide) — mineral

Moss Agate

Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide

Amazonite (K(AlSi3O8) - Lead-bearing Microcline (Potassium Feldspar)) — Mineral

Amazonite

K(AlSi3O8) - Lead-bearing Microcline (Potassium Feldspar)

Glauconitic Sandstone (Greensand) (Glauconitic Sandstone ((K, Na)(Fe3+, Al, Mg)2(Si, Al)4O10(OH)2)) — sedimentary

Glauconitic Sandstone (Greensand)

Glauconitic Sandstone ((K, Na)(Fe3+, Al, Mg)2(Si, Al)4O10(OH)2)

Amethyst (Silicon Dioxide (SiO2) with trace Iron (Fe) impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with trace Iron (Fe) impurities

Amazonite (K(AlSi3O8), Microcline (potassium feldspar)) — mineral

Amazonite

K(AlSi3O8), Microcline (potassium feldspar)

Dalmatian Stone (Dalmation Jasper) (Aplite with Arfvedsonite inclusions) — igneous

Dalmatian Stone (Dalmation Jasper)

Aplite with Arfvedsonite inclusions

Obsidian (Volcanic glass (SiO2-rich extrusive igneous rock)) — igneous

Obsidian

Volcanic glass (SiO2-rich extrusive igneous rock)

Carnelian (Carnelian Chalcedony (SiO2 with Iron Oxide impurities)) — mineral

Carnelian

Carnelian Chalcedony (SiO2 with Iron Oxide impurities)

Specular Hematite (Specularite) (Iron Oxide (Fe2O3)) — mineral

Specular Hematite (Specularite)

Iron Oxide (Fe2O3)

Fluorite (likely Fluorite on Quartz/Matrix) (Calcium Fluoride (CaF2)) — mineral

Fluorite (likely Fluorite on Quartz/Matrix)

Calcium Fluoride (CaF2)

Amethyst (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Blue Agate (Dyed) (Silicon Dioxide (SiO2) - Variety of Chalcedony) — mineral

Blue Agate (Dyed)

Silicon Dioxide (SiO2) - Variety of Chalcedony

Amethyst (Amethyst (Silicon Dioxide - SiO2 with Iron impurities)) — mineral

Amethyst

Amethyst (Silicon Dioxide - SiO2 with Iron impurities)

Amethyst (Amethyst (Silicon Dioxide with iron impurities, SiO2)) — mineral

Amethyst

Amethyst (Silicon Dioxide with iron impurities, SiO2)

Emerald in Matrix (Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities) — mineral

Emerald in Matrix

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

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

Chert (Flint variety)

Microcrystalline Quartz (SiO2)

Dendritic Agate (Silicon Dioxide (SiO2) with Manganese or Iron Oxide inclusions) — mineral

Dendritic Agate

Silicon Dioxide (SiO2) with Manganese or Iron Oxide inclusions

Epidote with Quartz and Feldspar (Ca2(Al2,Fe3+)(SiO4)3(OH) (Epidote complex)) — metamorphic

Epidote with Quartz and Feldspar

Ca2(Al2,Fe3+)(SiO4)3(OH) (Epidote complex)

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

Quartz (Milky/Smoky variety)

Silicon Dioxide (SiO2)

Amethyst (Druzy Cluster) (Silicon Dioxide (SiO2) with Fe3+ impurities) — mineral

Amethyst (Druzy Cluster)

Silicon Dioxide (SiO2) with Fe3+ impurities

Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

Fluorite (Rainbow Fluorite) (Calcium Fluoride (CaF2)) — mineral

Fluorite (Rainbow Fluorite)

Calcium Fluoride (CaF2)