Rock Identifier

Category

Mineraloid Like Synthetic Material

Browse mineraloid like synthetic material specimens identified by the Rock Identifier community.

Learn about Mineraloid Like Synthetic Material in the encyclopedia

Yttrium Aluminum Garnet

Yttrium Aluminum Garnet

Shungite

Zincite

Opalite

Lead Feldspar

Peat

Blue Line Jasper

Lime Green Tourmaline

Lime Green Tourmaline

Argillite

Needle Tourmaline

Needle Tourmaline

Calc-Silicate Rock

Calc-Silicate Rock

Color-Change Tourmaline

Color-Change Tourmaline

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

Chert (Nodule)

Microcrystalline Quartz (SiO2)

Sandstone (Ferruginous) (Arenite with Hematite cement (SiO2 + Fe2O3)) — sedimentary

Sandstone (Ferruginous)

Arenite with Hematite cement (SiO2 + Fe2O3)

Quartz Pebble with Epidote / Chlorite Inclusions (Silicon Dioxide (SiO2) with Epidote/Chlorite inclusions) — mineral

Quartz Pebble with Epidote / Chlorite Inclusions

Silicon Dioxide (SiO2) with Epidote/Chlorite inclusions

Sandstone (Quartzose Sandstone (Sedimentary Rock)) — sedimentary

Sandstone

Quartzose Sandstone (Sedimentary Rock)

Red Sand / Ferruginous Sand (Silicon dioxide (SiO2) with Iron Oxide (Fe2O3) impurities) — sedimentary

Red Sand / Ferruginous Sand

Silicon dioxide (SiO2) with Iron Oxide (Fe2O3) impurities

Chert Nodules (Chert (Silicon Dioxide, SiO2)) — sedimentary

Chert Nodules

Chert (Silicon Dioxide, SiO2)

Granite (Granite) — Igneous

Granite

Granite

Sandstone (Arenite) — sedimentary

Sandstone

Arenite

Chert (Chalcedony/Agate) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Chalcedony/Agate)

Microcrystalline Quartz (SiO2)

Sandstone (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone

Arenite (composed primarily of SiO2)

Amazonite (K(AlSi3O8)) — mineral

Amazonite

K(AlSi3O8)

Chert (Jasper variety) (Chert (SiO2)) — sedimentary

Chert (Jasper variety)

Chert (SiO2)

Sandstone (with Limonite staining) (Arenite (primarily SiO2 with FeO(OH)·nH2O)) — sedimentary

Sandstone (with Limonite staining)

Arenite (primarily SiO2 with FeO(OH)·nH2O)

Chert (Quartz Variety) (Silicon Dioxide (SiO2)) — sedimentary

Chert (Quartz Variety)

Silicon Dioxide (SiO2)

Conglomerate (Conglomerate (clastic sedimentary rock)) — sedimentary

Conglomerate

Conglomerate (clastic sedimentary rock)

Conglomerate (Conglomerate (clastic sedimentary rock)) — sedimentary

Conglomerate

Conglomerate (clastic sedimentary rock)

K2 Jasper (K2 Granite) (Granite with Azurite inclusions (SiO2 + Cu3(CO3)2(OH)2)) — igneous

K2 Jasper (K2 Granite)

Granite with Azurite inclusions (SiO2 + Cu3(CO3)2(OH)2)

Sandstone (Arenite (SiO2 principal)) — sedimentary

Sandstone

Arenite (SiO2 principal)

Pink Rhyolite (Rhyolite (High-silica volcanic rock)) — igneous

Pink Rhyolite

Rhyolite (High-silica volcanic rock)

Sandstone (Quartzose Sandstone) (Sandstone (SiO2 with various trace minerals)) — sedimentary

Sandstone (Quartzose Sandstone)

Sandstone (SiO2 with various trace minerals)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Sandstone (Arenite (SiO2 primarily)) — sedimentary

Sandstone

Arenite (SiO2 primarily)

Muscovite Mica (in Quartz matrix) (Potassium aluminum silicate hydroxide fluoride (KAl2(AlSi3O10)(F,OH)2)) — mineral

Muscovite Mica (in Quartz matrix)

Potassium aluminum silicate hydroxide fluoride (KAl2(AlSi3O10)(F,OH)2)

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

Chert / Flint

Chert (Microcrystalline Quartz, SiO2)

Chert (Flint) (Chert (SiO2)) — sedimentary

Chert (Flint)

Chert (SiO2)

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

Agate

Silicon Dioxide (Chalcedony), SiO2

Limestone (Calcium Carbonate (CaCO3)) — sedimentary

Limestone

Calcium Carbonate (CaCO3)

Sandstone (Quartzose) (Sandstone (composed primarily of Quartz: SiO2)) — sedimentary

Sandstone (Quartzose)

Sandstone (composed primarily of Quartz: SiO2)

Quartz with Mica Schist (Quartz-Mica Schist / Pegmatitic Quartz) — metamorphic

Quartz with Mica Schist

Quartz-Mica Schist / Pegmatitic Quartz

Banded Chert (Microcrystalline Quartz (SiO2)) — sedimentary

Banded Chert

Microcrystalline Quartz (SiO2)

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

Chert (Banded)

Cryptocrystalline Silica (SiO2)

Peridot (Olivine) (Olivine ((Mg, Fe)2SiO4)) — mineral

Peridot (Olivine)

Olivine ((Mg, Fe)2SiO4)

Unakite-like jasper / epidote–feldspar rock (Epidote–feldspar–quartz aggregate; commonly marketed as unakite or brecciated jasper) — metamorphic

Unakite-like jasper / epidote–feldspar rock

Epidote–feldspar–quartz aggregate; commonly marketed as unakite or brecciated jasper

Petrified Wood (Silicified Wood (primarily SiO2)) — mineral

Petrified Wood

Silicified Wood (primarily SiO2)

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

Chert / Flint

Silicon dioxide (SiO2)

Chert (Flint) (Chert (SiO2)) — sedimentary

Chert (Flint)

Chert (SiO2)

Quartz pebble (Silicon dioxide (SiO2)) — mineral

Quartz pebble

Silicon dioxide (SiO2)

Ocean Jasper (Orbicular Jasper (Silicon Dioxide with impurities), SiO2) — mineral

Ocean Jasper

Orbicular Jasper (Silicon Dioxide with impurities), SiO2

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

Milky and Ferruginous Quartz

Silicon Dioxide (SiO2)

Muscovite Mica (Muscovite KAl2(AlSi3O10)(OH)2) — mineral

Muscovite Mica

Muscovite KAl2(AlSi3O10)(OH)2

Chert (Jasper/Agate mix) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Jasper/Agate mix)

Microcrystalline Quartz (SiO2)

Chert Nodules (Chert (SiO2)) — sedimentary

Chert Nodules

Chert (SiO2)