Rock Identifier

Category

Metamorphic Or Sedimentary (With Staining)

Browse metamorphic or sedimentary (with staining) specimens identified by the Rock Identifier community.

Learn about Metamorphic Or Sedimentary (With Staining) in the encyclopedia

Goldmanite

Quartzite Sandstone

Quartzite Sandstone

Anthracite

Metagabbro

Ironstone

Breccia

Cordierite Hornfels

Cordierite Hornfels

Calc-Silicate Rock

Calc-Silicate Rock

Pumpkin Obsidian

Pumpkin Obsidian

Bituminous Shale

Bituminous Shale

Gneiss

Sapropel

Quartzite with Druzy Quartz (Silicon Dioxide (SiO2)) — metamorphic

Quartzite with Druzy Quartz

Silicon Dioxide (SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite (Quartzite (mostly SiO2)) — metamorphic

Quartzite

Quartzite (mostly SiO2)

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartzite Cobble with Iron Staining (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite Cobble with Iron Staining

Metamorphosed Quartz Sandstone (SiO2)

Quartzite pebble (Quartzite (SiO2)) — metamorphic

Quartzite pebble

Quartzite (SiO2)

Quartzite Cobble (Quartzite (SiO2)) — metamorphic

Quartzite Cobble

Quartzite (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite pebble (Quartzite (SiO2 dominated)) — metamorphic

Quartzite pebble

Quartzite (SiO2 dominated)

Milky Quartz with Iron Inclusions (Silicon Dioxide (SiO2)) — mineral

Milky Quartz with Iron Inclusions

Silicon Dioxide (SiO2)

Weathered iron-rich sandstone or ironstone cobble (Ferruginous sandstone/ironstone, chiefly quartz (SiO₂) cemented or stained by iron oxides and hydroxides) — sedimentary

Weathered iron-rich sandstone or ironstone cobble

Ferruginous sandstone/ironstone, chiefly quartz (SiO₂) cemented or stained by iron oxides and hydroxides

Weathered quartz-rich metamorphic rock, likely quartzite (Quartzite (mostly SiO₂), possibly micaceous quartzite or quartz-rich schist) — metamorphic

Weathered quartz-rich metamorphic rock, likely quartzite

Quartzite (mostly SiO₂), possibly micaceous quartzite or quartz-rich schist

Quartzite with Iron Inclusions (Quartzite (largely SiO2) with Hematite/Limonite staining (Fe2O3)) — metamorphic

Quartzite with Iron Inclusions

Quartzite (largely SiO2) with Hematite/Limonite staining (Fe2O3)

Quartzite (Iron-stained) (Quartzite (mostly SiO2 with Fe2O3 impurities)) — metamorphic

Quartzite (Iron-stained)

Quartzite (mostly SiO2 with Fe2O3 impurities)

Likely weathered quartz-rich rock, possibly smoky quartz or chert (Quartz (SiO₂), though exact identification is uncertain from the photograph) — mineral

Likely weathered quartz-rich rock, possibly smoky quartz or chert

Quartz (SiO₂), though exact identification is uncertain from the photograph

Ferruginous Quartz (Quartz (Silicon Dioxide, SiO2) with Iron Oxide Inclusions) — mineral

Ferruginous Quartz

Quartz (Silicon Dioxide, SiO2) with Iron Oxide Inclusions

Quartz (Iron-Stained / Ferruginous Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-Stained / Ferruginous Quartz)

Silicon Dioxide (SiO2)

Jasper-Agate (Silicon Dioxide (SiO2)) — sedimentary

Jasper-Agate

Silicon Dioxide (SiO2)

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

Chert (Jasper/Flint variety)

Microcrystalline Quartz (SiO2)

Milky Quartz with Iron Inclusions (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz with Iron Inclusions

Quartz (Silicon Dioxide, SiO2)

Quartz (Quartz (SiO₂ - Silicon Dioxide)) — Mineral

Quartz

Quartz (SiO₂ - Silicon Dioxide)

Polished/tumbled quartz-rich pebble, possibly jasper or quartzite (Indeterminate; likely microcrystalline quartz (SiO₂), potentially iron-stained jasper or quartzite) — metamorphic

Polished/tumbled quartz-rich pebble, possibly jasper or quartzite

Indeterminate; likely microcrystalline quartz (SiO₂), potentially iron-stained jasper or quartzite

Sandstone (with Iron Staining) (Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (with Iron Staining)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 staining)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Ferruginous Quartzite (Red Quartz) (Quartzite (SiO2 with Hematite/Iron impurities)) — metamorphic

Ferruginous Quartzite (Red Quartz)

Quartzite (SiO2 with Hematite/Iron impurities)

Quartzite with Iron Staining (Metamorphic Quartz Sandstone) — metamorphic

Quartzite with Iron Staining

Metamorphic Quartz Sandstone

Quartzite (Iron-stained) (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite (Iron-stained)

Metamorphic Quartzite (SiO2)

Milky Quartz with Iron Inclusions (Silicon Dioxide (SiO2)) — mineral

Milky Quartz with Iron Inclusions

Silicon Dioxide (SiO2)

Iron-stained quartzite or chert (Quartzite, predominantly SiO₂, with iron-oxide staining) — metamorphic

Iron-stained quartzite or chert

Quartzite, predominantly SiO₂, with iron-oxide staining

Granite cobble (Granite (composed primarily of Quartz, Feldspar, and Mica)) — igneous

Granite cobble

Granite (composed primarily of Quartz, Feldspar, and Mica)

Quartz with Iron Oxide Inclusions (Silicon Dioxide (SiO2) with Hematite/Limonite) — mineral

Quartz with Iron Oxide Inclusions

Silicon Dioxide (SiO2) with Hematite/Limonite

Sandstone (River Cobble) (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone (River Cobble)

Clastic sedimentary rock (primarily SiO2)

Quartz (Silicon Dioxide (SiO2)) — Mineral

Quartz

Silicon Dioxide (SiO2)

Citrine Quartz (Raw) (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz (Raw)

Silicon Dioxide (SiO2)

Chert (River Pebble) (Cryptocrystalline Quartz (SiO2)) — sedimentary

Chert (River Pebble)

Cryptocrystalline Quartz (SiO2)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Quartzite Pebble (Metamorphic Quartzite (primarily SiO2)) — metamorphic

Quartzite Pebble

Metamorphic Quartzite (primarily SiO2)

Quartz with Iron Staining (Silicon Dioxide (SiO2)) — mineral

Quartz with Iron Staining

Silicon Dioxide (SiO2)

Quartz (Iron-Stained Quartz Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-Stained Quartz Pebble)

Silicon Dioxide (SiO2)