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

Sandstone (Iron-stained) (Sandstone (rich in Quartz and Hematite/Limonite coatings)) — sedimentary

Sandstone (Iron-stained)

Sandstone (rich in Quartz and Hematite/Limonite coatings)

Sandstone (Quartzose) (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone (Quartzose)

Clastic sedimentary rock (primarily SiO2)

Ferruginous Sandstone with Concretion (Sandstone (SiO2 dominated with Fe2O3 cement)) — sedimentary

Ferruginous Sandstone with Concretion

Sandstone (SiO2 dominated with Fe2O3 cement)

Ferruginous Sandstone (Sandstone with Iron Oxide (Limonite/Goethite)) — sedimentary

Ferruginous Sandstone

Sandstone with Iron Oxide (Limonite/Goethite)

Quartzite Pebble (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Metamorphic Quartzite (SiO2)

Quartzite with Quartz Vein (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite with Quartz Vein

Metamorphic Quartzite (SiO2)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Hematite/Limonite inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Hematite/Limonite inclusions

Weathered quartz-rich rock fragment (Likely quartz-bearing feldspathic rock; exact identification requires testing) — mineral

Weathered quartz-rich rock fragment

Likely quartz-bearing feldspathic rock; exact identification requires testing

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

Quartz

Quartz (SiO2 - Silicon Dioxide)

Quartz (Iron-stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Iron-stained garnet-bearing rock, possibly almandine garnet (Garnet-group silicate, likely almandine (Fe₃Al₂Si₃O₁₂), in a quartz–iron-oxide matrix) — mineral

Iron-stained garnet-bearing rock, possibly almandine garnet

Garnet-group silicate, likely almandine (Fe₃Al₂Si₃O₁₂), in a quartz–iron-oxide matrix

Quartzite Pebble (Quartzite (primarily SiO2)) — metamorphic

Quartzite Pebble

Quartzite (primarily SiO2)

Sandstone (Ferruginous) (Arenite (Fe-bearing Clastic Sedimentary Rock)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe-bearing Clastic Sedimentary Rock)

Quartzite Pebble (with Iron Inclusions) (Metamorphic Rock (Mainly SiO2)) — metamorphic

Quartzite Pebble (with Iron Inclusions)

Metamorphic Rock (Mainly SiO2)

Ferruginous Sandstone (Sandstone with Iron Oxide (Limonite/Goethite)) — sedimentary

Ferruginous Sandstone

Sandstone with Iron Oxide (Limonite/Goethite)

Ferruginous Sandstone (Sandstone (arenite) with Limonite/Goethite cement) — sedimentary

Ferruginous Sandstone

Sandstone (arenite) with Limonite/Goethite cement

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

Quartzite (River Pebble) (Metamorphic Quartz (SiO2)) — metamorphic

Quartzite (River Pebble)

Metamorphic Quartz (SiO2)

Quartzite (Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite

Metamorphic Quartzite (SiO2)

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

Quartzite (River Pebble)

Metamorphic Quartzite (SiO2)

Yellow Quartzite (River Pebble) (Metamorphic Quartzite (SiO2)) — metamorphic

Yellow Quartzite (River Pebble)

Metamorphic Quartzite (SiO2)

Greenstone / Greenschist (Chlorite schist / Epidiorite) — metamorphic

Greenstone / Greenschist

Chlorite schist / Epidiorite

Likely quartz-rich river pebble (Milky quartz or quartz-bearing granitic/gneissic fragment (SiO₂-dominant)) — igneous

Likely quartz-rich river pebble

Milky quartz or quartz-bearing granitic/gneissic fragment (SiO₂-dominant)

Quartz-rich rock, likely milky quartz vein material (Quartz (SiO₂), possibly quartzite or quartz-bearing pegmatite) — igneous

Quartz-rich rock, likely milky quartz vein material

Quartz (SiO₂), possibly quartzite or quartz-bearing pegmatite

Quartzite Cobble (Quartzite) — metamorphic

Quartzite Cobble

Quartzite

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Quartzite (River Stone) (SiO2 (Silicon Dioxide)) — metamorphic

Quartzite (River Stone)

SiO2 (Silicon Dioxide)

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

Quartzite (River Pebble)

Metamorphosed Quartz Sandstone (SiO2)

Quartzite cobblestone (Quartzite (primarily SiO2)) — metamorphic

Quartzite cobblestone

Quartzite (primarily SiO2)

Quartzite river pebble (Quartzite (principally SiO2)) — metamorphic

Quartzite river pebble

Quartzite (principally SiO2)

Quartzite with inclusions (Quartzite (SiO2)) — metamorphic

Quartzite with inclusions

Quartzite (SiO2)

Quartzite (Quartz Vein) (SiO2 (Silicon Dioxide)) — metamorphic

Quartzite (Quartz Vein)

SiO2 (Silicon Dioxide)

Quartzite (or Ferruginous Quartz) (Silicon Dioxide (SiO2) with Iron Oxide inclusions) — metamorphic

Quartzite (or Ferruginous Quartz)

Silicon Dioxide (SiO2) with Iron Oxide inclusions

Quartzite (Metamorphosed Quartz Sandstone (SiO2)) — metamorphic

Quartzite

Metamorphosed Quartz Sandstone (SiO2)

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

Quartzite River Rock (Quartzite (Silicon Dioxide, SiO2)) — metamorphic

Quartzite River Rock

Quartzite (Silicon Dioxide, SiO2)

Quartzite (Quartzite (SiO2 silicon dioxide)) — metamorphic

Quartzite

Quartzite (SiO2 silicon dioxide)

Quartzite pebble (Quartzite (composed primarily of Quartz, SiO2)) — metamorphic

Quartzite pebble

Quartzite (composed primarily of Quartz, SiO2)

Yellow Quartzite (Iron-stained Quartz) (Silicon Dioxide (SiO2) with iron oxide staining) — metamorphic

Yellow Quartzite (Iron-stained Quartz)

Silicon Dioxide (SiO2) with iron oxide staining

Weathered quartz-rich pebble (probable quartzite or quartz vein fragment) (Quartzite, predominantly silicon dioxide (SiO₂); exact identification is uncertain from the photograph) — metamorphic

Weathered quartz-rich pebble (probable quartzite or quartz vein fragment)

Quartzite, predominantly silicon dioxide (SiO₂); exact identification is uncertain from the photograph