Rock Identifier

Category

Sedimentary Or Metamorphic Derived

Browse sedimentary or metamorphic derived specimens identified by the Rock Identifier community.

Learn about Sedimentary Or Metamorphic Derived in the encyclopedia

Khondalite

Calc-schist

Goldmanite

Oregon Opal

Orendite

Orthoclase

Orca Agate

Orange Opal

Peacock Ore

Orange Garnet

Orange Obsidian

Orange Calcite

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

Schist (Crystalline Metamorphic Rock (Schist)) — metamorphic

Schist

Crystalline Metamorphic Rock (Schist)

Carnelian (Carnelian (variety of Chalcedony, SiO2)) — mineral

Carnelian

Carnelian (variety of Chalcedony, SiO2)

Carnelian Agate (Silicon Dioxide (SiO2)) — mineral

Carnelian Agate

Silicon Dioxide (SiO2)

Red Carnelian (Carnelian (Silicon Dioxide, SiO2)) — mineral

Red Carnelian

Carnelian (Silicon Dioxide, SiO2)

Red Jasper (Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)) — mineral

Red Jasper

Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)

Actinolite (Ca2(Mg,Fe)5Si8O22(OH)2) — mineral

Actinolite

Ca2(Mg,Fe)5Si8O22(OH)2

Mixed Rock and Mineral Collection (Mixed Assemblage (includes Quartz, Jasper, Feldspar, and Turquoise-colored stones)) — mineral

Mixed Rock and Mineral Collection

Mixed Assemblage (includes Quartz, Jasper, Feldspar, and Turquoise-colored stones)

Red Jasper (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Weathered rounded pebble (Likely altered granite or granitic gneiss fragment; exact identification is uncertain from the image) — igneous

Weathered rounded pebble

Likely altered granite or granitic gneiss fragment; exact identification is uncertain from the image

Chalcedony (Silicon Dioxide (SiO2)) — mineral

Chalcedony

Silicon Dioxide (SiO2)

Feldspar (specifically Orthoclase) (Potassium Aluminum Silicate (KAlSi3O8)) — mineral

Feldspar (specifically Orthoclase)

Potassium Aluminum Silicate (KAlSi3O8)

Limonite Pseudomorph after Pyrite (Goethite/Limonite FeO(OH)·nH2O replacing Pyrite FeS2) — mineral

Limonite Pseudomorph after Pyrite

Goethite/Limonite FeO(OH)·nH2O replacing Pyrite FeS2

Jasper (Silicon dioxide (SiO2)) — sedimentary

Jasper

Silicon dioxide (SiO2)

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

White Chalcedony (Agate)

Silicon Dioxide (SiO2)

Jasper (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper

Silicon Dioxide (SiO2) with impurities

Fluorite (Fluorite (CaF₂)) — mineral

Fluorite

Fluorite (CaF₂)

Rounded pale quartz-rich pebble (Likely milky quartz or quartzite (SiO₂); exact identification is uncertain from the photograph) — mineral

Rounded pale quartz-rich pebble

Likely milky quartz or quartzite (SiO₂); exact identification is uncertain from the photograph

Unakite (Altered Granite (composed of orthoclase feldspar, epidote, and quartz)) — metamorphic

Unakite

Altered Granite (composed of orthoclase feldspar, epidote, and quartz)

Mica Schist (Schist (primarily muscovite and quartz)) — metamorphic

Mica Schist

Schist (primarily muscovite and quartz)

Pink Quartzite (Quartzite (SiO2) with trace Iron Oxides) — metamorphic

Pink Quartzite

Quartzite (SiO2) with trace Iron Oxides

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Greenstone (Greenschist facies) (Greenschist (composed primarily of Chlorite, Actinolite, and Epidote)) — metamorphic

Greenstone (Greenschist facies)

Greenschist (composed primarily of Chlorite, Actinolite, and Epidote)

Quartzite river pebble (Quartzite (SiO2)) — metamorphic

Quartzite river pebble

Quartzite (SiO2)

Chert / Jasper Pebble (Microcrystalline Quartz (SiO2)) — sedimentary

Chert / Jasper Pebble

Microcrystalline Quartz (SiO2)

Red Jasper (Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)) — sedimentary

Red Jasper

Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)

Red Jasper (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Iron Oxide inclusions

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

Red Jasper

Silicon Dioxide (SiO2) with Hematite inclusions

Yellow Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Red Jasper (Silicon Dioxide (SiO2) containing Iron Oxide inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) containing Iron Oxide inclusions

Red Jasper (Jasper (SiO2) - Silicon Dioxide with Hematic impurities) — sedimentary

Red Jasper

Jasper (SiO2) - Silicon Dioxide with Hematic impurities

Red Jasper (Jasper (Silicon Dioxide, SiO2 with Iron Oxide impurities)) — sedimentary

Red Jasper

Jasper (Silicon Dioxide, SiO2 with Iron Oxide impurities)

Yellow Jasper (Cryptocrystalline Quartz (SiO2)) — sedimentary

Yellow Jasper

Cryptocrystalline Quartz (SiO2)

Red Jasper (Jasper (SiO2 with Fe2O3 inclusions)) — sedimentary

Red Jasper

Jasper (SiO2 with Fe2O3 inclusions)

Serpentine (Hydrous magnesium iron silicate, (Mg,Fe)3Si2O5(OH)4) — metamorphic

Serpentine

Hydrous magnesium iron silicate, (Mg,Fe)3Si2O5(OH)4

Mica Schist (Mica Schist) — metamorphic

Mica Schist

Mica Schist

Schist with Quartz/Mica (Mica Schist (primarily Muscovite and Quartz)) — Metamorphic

Schist with Quartz/Mica

Mica Schist (primarily Muscovite and Quartz)

Mica Schist (Schist (primarily Muscovite and Biotite mica)) — metamorphic

Mica Schist

Schist (primarily Muscovite and Biotite mica)

Tumbled Black Jasper (Silicon Dioxide (SiO2) with iron and carbon inclusions) — sedimentary

Tumbled Black Jasper

Silicon Dioxide (SiO2) with iron and carbon inclusions

Red Jasper (Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions) — sedimentary

Red Jasper

Silicon Dioxide (SiO2) with Hematite (Fe2O3) inclusions

Red Jasper (Opaque microcrystalline quartz (SiO2) with Hematite inclusions) — sedimentary

Red Jasper

Opaque microcrystalline quartz (SiO2) with Hematite inclusions

Chalcedony (Common Opal variant) (Silicon dioxide (SiO2) with microcrystalline structure) — mineral

Chalcedony (Common Opal variant)

Silicon dioxide (SiO2) with microcrystalline structure