Rock Identifier

Category

Igneous

Browse igneous specimens identified by the Rock Identifier community.

Learn about Igneous in the encyclopedia

Sölvsbergite

Sölvsbergite

Mint Obsidian

Mint Obsidian

Minette

Minette

Yellow-Green Obsidian

Yellow-Green Obsidian

Bostonite

Bostonite

Yellow Obsidian

Yellow Obsidian

Tinguaite

Tinguaite

Wonderstone

Wonderstone

Wehrite

Wehrite

Watermelon Obsidian

Watermelon Obsidian

Websterite

Websterite

Variolite

Variolite

Granite Pebble on Flagstone (Granite (Felsic Plutonic Rock)) — igneous

Granite Pebble on Flagstone

Granite (Felsic Plutonic Rock)

Dalmatian Jasper (Peralkalic Quartz-Feldspar Porphyry) — igneous

Dalmatian Jasper

Peralkalic Quartz-Feldspar Porphyry

Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Granite

Phaneritic Felsic Intrusive Igneous Rock

Granite Pebble (Granite (Phaneritic intrusive igneous rock)) — igneous

Granite Pebble

Granite (Phaneritic intrusive igneous rock)

Snowflake Obsidian (Volcanic glass containing Spherulitic Cristobalite (SiO2)) — igneous

Snowflake Obsidian

Volcanic glass containing Spherulitic Cristobalite (SiO2)

Granite (Granitoid) — igneous

Granite

Granitoid

Granite Cobble (Granite (composed primarily of quartz, feldspar, and mica)) — igneous

Granite Cobble

Granite (composed primarily of quartz, feldspar, and mica)

Granite (Granite (Phaneritic igneous rock composed of Quartz, Feldspar, and Mica)) — igneous

Granite

Granite (Phaneritic igneous rock composed of Quartz, Feldspar, and Mica)

Granite (Granite (Phaneritic intrusive igneous rock)) — igneous

Granite

Granite (Phaneritic intrusive igneous rock)

Granite (Phaneritic Igneous Rock (composed primarily of Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Igneous Rock (composed primarily of Quartz, Feldspar, and Mica)

Granite (Intrusive Igneous Rock (composed primarily of Quartz: SiO2, Feldspar: KAlSi3O8, and Mica: KAl2(AlSi3O10)(OH)2)) — igneous

Granite

Intrusive Igneous Rock (composed primarily of Quartz: SiO2, Feldspar: KAlSi3O8, and Mica: KAl2(AlSi3O10)(OH)2)

Dalmatian Stone (Peralkaline rhyolite) — igneous

Dalmatian Stone

Peralkaline rhyolite

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

Granite

Granite (Phaneritic Quartz-Feldspar Rock)

Granite (Granite) — igneous

Granite

Granite

Olivine (Peridot) (Magnesium Iron Silicate (Mg,Fe)2SiO4) — Mineral

Olivine (Peridot)

Magnesium Iron Silicate (Mg,Fe)2SiO4

Pegmatite (Granitic Pegmatite) — igneous

Pegmatite

Granitic Pegmatite

Basalt River Stone (Aphanitic Mafic Igneous Rock (Basalt)) — igneous

Basalt River Stone

Aphanitic Mafic Igneous Rock (Basalt)

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Dalmatian Stone (Peralkaline Feldsphathic Igneous Rock) — igneous

Dalmatian Stone

Peralkaline Feldsphathic Igneous Rock

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

Pink Granite

Granite (Phaneritic Igneous Rock)

Granite (Granite (a common term for a felsic intrusive igneous rock)) — igneous

Granite

Granite (a common term for a felsic intrusive igneous rock)

Pink Granite River Pebble (Phaneritic Felsic Igneous Rock (Granite)) — igneous

Pink Granite River Pebble

Phaneritic Felsic Igneous Rock (Granite)

Basalt (Basalt (Mafic volcanic rock)) — igneous

Basalt

Basalt (Mafic volcanic rock)

Dalmation Stone (Dalmation Jasper) (Peralkaline Rock with Feldspar and Arfvedsonite) — igneous

Dalmation Stone (Dalmation Jasper)

Peralkaline Rock with Feldspar and Arfvedsonite

Dyed Dalmatian Stone (Aplite (Alkali-feldspar granite) with Arfvedsonite) — igneous

Dyed Dalmatian Stone

Aplite (Alkali-feldspar granite) with Arfvedsonite

Scoria (Lava Rock) (Vesicular Basalt / Scoria) — igneous

Scoria (Lava Rock)

Vesicular Basalt / Scoria

Pink Granite (Felsic intrusive igneous rock (Quartz, K-feldspar, Plagioclase)) — igneous

Pink Granite

Felsic intrusive igneous rock (Quartz, K-feldspar, Plagioclase)

Granite (Phaneritic Plutonic Felsic Rock) — igneous

Granite

Phaneritic Plutonic Felsic Rock

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

Granite

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

Chromium (Chrome) (Chromium (Cr)) — mineral

Chromium (Chrome)

Chromium (Cr)

Magnetite (Magnetite (Fe3O4)) — Mineral

Magnetite

Magnetite (Fe3O4)

Epidote (Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))) — mineral

Epidote

Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

Sandstone or Mudstone with Iron Staining (Ferruginous Sandstone/Mudstone) — Sedimentary

Sandstone or Mudstone with Iron Staining

Ferruginous Sandstone/Mudstone

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

Quartzite River Pebble

Metamorphic Quartzite (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Milky Quartz (Quartz / Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Quartz / Silicon Dioxide (SiO2)

Quartz (Milky Quartz / Quartzite) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky Quartz / Quartzite)

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Rose Quartz (Quartz (Silicon Dioxide) - SiO2) — mineral

Rose Quartz

Quartz (Silicon Dioxide) - SiO2

Milky Quartz (Quartz (Silicon Dioxide - SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide - SiO2)