Rock Identifier

Category

Sedimentary Rock (Possibly A Conglomerate Or Coarse Grained Sandstone)

Browse sedimentary rock (possibly a conglomerate or coarse grained sandstone) specimens identified by the Rock Identifier community.

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Pink Granite (Phaneritic Plutonic Igneous Rock (high K-feldspar content)) — igneous

Pink Granite

Phaneritic Plutonic Igneous Rock (high K-feldspar content)

Quartzite Pebble (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite Pebble

Metamorphosed Quartz Sandstone (SiO2)

Quartz / Quartzite (Quartzite (primarily Silicon Dioxide, SiO2)) — metamorphic

Quartz / Quartzite

Quartzite (primarily Silicon Dioxide, SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Coarse-grained Granite (Quartz and Feldspar dominated) (Granitoid (KAlSi3O8 – NaAlSi3O3 – CaAl2Si2O8 – SiO2)) — Igneous

Coarse-grained Granite (Quartz and Feldspar dominated)

Granitoid (KAlSi3O8 – NaAlSi3O3 – CaAl2Si2O8 – SiO2)

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Granite Cobble (Granite (Phaneritic Quartz-Feldspar Felsic Rock)) — igneous

Granite Cobble

Granite (Phaneritic Quartz-Feldspar Felsic Rock)

Gneiss (specifically Banded Gneiss) (Gneiss) — metamorphic

Gneiss (specifically Banded Gneiss)

Gneiss

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Jasper, possibly Brecciated Jasper or Ocean Jasper due to patterns and color (Silicon Dioxide (SiO2), a variety of Chalcedony) — Sedimentary Rock

Jasper, possibly Brecciated Jasper or Ocean Jasper due to patterns and color

Silicon Dioxide (SiO2), a variety of Chalcedony

Sedimentary Rock

Gneiss (Granitic Gneiss) (Gneiss) — metamorphic

Gneiss (Granitic Gneiss)

Gneiss

Quartzite (Metamorphic Quartzite (predominantly SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (predominantly SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Pink Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Pink Granite

Phaneritic Felsic Intrusive Igneous Rock

Granite (Phaneritic Felsic Igneous Rock (Granite)) — igneous

Granite

Phaneritic Felsic Igneous Rock (Granite)

Granite Cobble (Plutonic Igneous Rock (Granitic)) — igneous

Granite Cobble

Plutonic Igneous Rock (Granitic)

Granite (Granite (a felsic intrusive igneous rock)) — igneous

Granite

Granite (a felsic intrusive igneous rock)

Quartzite River Rock (Quartzite (primarily SiO2)) — metamorphic

Quartzite River Rock

Quartzite (primarily SiO2)

Granite (Phaneritic intrusive igneous rock (composed mainly of Quartz SiO2, Feldspar KAlSi3O8, and Biotite/Mica)) — igneous

Granite

Phaneritic intrusive igneous rock (composed mainly of Quartz SiO2, Feldspar KAlSi3O8, and Biotite/Mica)

Quartz (Silicon Dioxide (SiO2)) — Mineral

Quartz

Silicon Dioxide (SiO2)

Sandstone (Weathered Pebble) (Arenite (SiO2 primarily)) — sedimentary

Sandstone (Weathered Pebble)

Arenite (SiO2 primarily)

Venetian Gold Granite (Phaneritic Felsic Igneous Rock (Granite)) — igneous

Venetian Gold Granite

Phaneritic Felsic Igneous Rock (Granite)

Granite (Felsic Intrusive Igneous Rock) — igneous

Granite

Felsic Intrusive Igneous Rock

Granite (Granite (Phaneritic igneous rock)) — igneous

Granite

Granite (Phaneritic igneous rock)

Diorite (River Rock) (Intermediate plutonic igneous rock) — igneous

Diorite (River Rock)

Intermediate plutonic igneous rock

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Granite (Granite (a plutonic igneous rock composed primarily of quartz and feldspar)) — Igneous Rock

Granite

Granite (a plutonic igneous rock composed primarily of quartz and feldspar)

Granite (Phaneritic plutonic rock (Quartz, Feldspar, Mica)) — igneous

Granite

Phaneritic plutonic rock (Quartz, Feldspar, Mica)

Diorite (Diorite) — igneous

Diorite

Diorite

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite River Rock (Quartzite (primarily SiO2)) — metamorphic

Quartzite River Rock

Quartzite (primarily SiO2)

Granodiorite (Granodiorite (phaneritic intrusive igneous rock)) — igneous

Granodiorite

Granodiorite (phaneritic intrusive igneous rock)

Diorite (Diorite (Intermediate intrusive igneous rock)) — igneous

Diorite

Diorite (Intermediate intrusive igneous rock)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Granite (Phaneritic plutonic rock (SiO2 range 70-75%)) — igneous

Granite

Phaneritic plutonic rock (SiO2 range 70-75%)

Quartz (Rock Crystal) with minor impurities (Quartz (SiO2)) — Mineral

Quartz (Rock Crystal) with minor impurities

Quartz (SiO2)

Quartzite with Iron Inclusions (Metamorphosed Sandstone (SiO2 dominated)) — metamorphic

Quartzite with Iron Inclusions

Metamorphosed Sandstone (SiO2 dominated)

Diabase (also known as Dolerite) (Diabase) — igneous

Diabase (also known as Dolerite)

Diabase

Granite (Weathered River Rock) (Plutonic Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite (Weathered River Rock)

Plutonic Igneous Rock (primarily Quartz, Feldspar, and Mica)