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 (Metamorphic rock (SiO2)) — metamorphic

Quartzite

Metamorphic rock (SiO2)

Yellow Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz Pebble

Silicon Dioxide (SiO2)

Weathered volcanic rock, likely vesicular basalt or scoria (Basaltic volcanic rock; predominantly plagioclase, pyroxene, and possibly olivine with iron-oxide weathering) — igneous

Weathered volcanic rock, likely vesicular basalt or scoria

Basaltic volcanic rock; predominantly plagioclase, pyroxene, and possibly olivine with iron-oxide weathering

Gravel / Crushed Stone (Aggregate (mixed mineral rock fragments)) — sedimentary

Gravel / Crushed Stone

Aggregate (mixed mineral rock fragments)

Iron-stained quartz fragment (probable quartzite or chert) (Quartz, SiO₂; possibly iron-oxide-stained microcrystalline silica) — mineral

Iron-stained quartz fragment (probable quartzite or chert)

Quartz, SiO₂; possibly iron-oxide-stained microcrystalline silica

Banded gneiss pebble (Gneiss, typically quartz–feldspar–mica assemblage) — metamorphic

Banded gneiss pebble

Gneiss, typically quartz–feldspar–mica assemblage

Pink-and-white banded quartzite or jasper (Quartzite, primarily microcrystalline SiO₂, possibly iron-stained quartz/chalcedony) — metamorphic

Pink-and-white banded quartzite or jasper

Quartzite, primarily microcrystalline SiO₂, possibly iron-stained quartz/chalcedony

Likely iron-stained quartz pebble (Quartz (SiO₂), possibly with iron-oxide staining) — mineral

Likely iron-stained quartz pebble

Quartz (SiO₂), possibly with iron-oxide staining

Banded Gneiss (Gneiss (Metamorphic Rock)) — metamorphic

Banded Gneiss

Gneiss (Metamorphic Rock)

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

Quartz (Quartzite / Iron-stained Quartz)

Silicon Dioxide (SiO2)

Small white mineral fragment (Indeterminate; possibly quartz, calcite, or feldspar) — mineral

Small white mineral fragment

Indeterminate; possibly quartz, calcite, or feldspar

Quartzite Chert Pebble (Sedimentary Chert / Metamorphic Quartzite (SiO2)) — metamorphic

Quartzite Chert Pebble

Sedimentary Chert / Metamorphic Quartzite (SiO2)

Quartz Crystal Cluster (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Milky quartz in weathered host rock (Quartz, SiO₂; likely a quartz vein in altered country rock) — mineral

Milky quartz in weathered host rock

Quartz, SiO₂; likely a quartz vein in altered country rock

Likely weathered sandstone or metasandstone (Quartz-rich sandstone (possibly weakly metamorphosed metasandstone)) — sedimentary

Likely weathered sandstone or metasandstone

Quartz-rich sandstone (possibly weakly metamorphosed metasandstone)

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

Quartz with Iron Oxide Staining

Silicon Dioxide (SiO2)

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

Quartz (Iron-Stained)

Silicon Dioxide (SiO2)

Quartz (Silicon dioxide (SiO2)) — Mineral

Quartz

Silicon dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz fragment (Quartz (silicon dioxide, SiO₂)) — mineral

Quartz fragment

Quartz (silicon dioxide, SiO₂)

Quartz (Silicon dioxide (SiO2)) — mineral

Quartz

Silicon dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz and Unakite (SiO2 (Quartz) / Epidote, Pink Orthoclase, Quartz (Unakite)) — mineral/igneous

Quartz and Unakite

SiO2 (Quartz) / Epidote, Pink Orthoclase, Quartz (Unakite)

mineral/igneous

Quartz (Smoky/Rock Crystal) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky/Rock Crystal)

Silicon Dioxide (SiO2)

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

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Quartz pebble (Silicon dioxide (SiO2)) — mineral

Quartz pebble

Silicon dioxide (SiO2)

Likely weathered quartz-rich rock fragment (Uncertain; possibly quartz-bearing granitic or metamorphic material (SiO₂-dominant)) — mineral

Likely weathered quartz-rich rock fragment

Uncertain; possibly quartz-bearing granitic or metamorphic material (SiO₂-dominant)

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

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Gneiss (Metamorphic Gneiss) — metamorphic

Gneiss

Metamorphic Gneiss

Quartz (Pebble) (Silicon Dioxide (SiO2)) — mineral

Quartz (Pebble)

Silicon Dioxide (SiO2)

Polished granitic pebble (Granite, composed chiefly of quartz, feldspar, and mica/amphibole) — igneous

Polished granitic pebble

Granite, composed chiefly of quartz, feldspar, and mica/amphibole

Quartzite / Iron-stained Chert (Silicon Dioxide (SiO2) with Iron Oxide impurities) — metamorphic

Quartzite / Iron-stained Chert

Silicon Dioxide (SiO2) with Iron Oxide impurities

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

Milky Quartz with Iron Inclusions

Quartz (Silicon Dioxide, SiO2)

Quartzite Pebble (Meta-quartzite) — metamorphic

Quartzite Pebble

Meta-quartzite

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Tumbled quartz-rich pebble (likely milky quartz or quartzite) (Quartz, SiO₂; possibly quartzite, a metamorphic quartz aggregate) — mineral

Tumbled quartz-rich pebble (likely milky quartz or quartzite)

Quartz, SiO₂; possibly quartzite, a metamorphic quartz aggregate

Quartz pebble with iron staining (SiO2) — mineral

Quartz pebble with iron staining

SiO2

Quartz Pebble (Silicon Dioxide (SiO2)) — mineral

Quartz Pebble

Silicon Dioxide (SiO2)

Beach Pebble (Quartz / Quartzite) (Silicon Dioxide (SiO2)) — sedimentary

Beach Pebble (Quartz / Quartzite)

Silicon Dioxide (SiO2)

Quartz pebble / Quartzite (Silicon Dioxide (SiO2)) — sedimentary

Quartz pebble / Quartzite

Silicon Dioxide (SiO2)

Quartz (Milky or Smoky variant) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky or Smoky variant)

Silicon Dioxide (SiO2)