Rock Identifier

Category

Mixed: Igneous And Sedimentary

Browse mixed: igneous and sedimentary specimens identified by the Rock Identifier community.

Basalt (Mafic extrusive igneous rock) — igneous

Basalt

Mafic extrusive igneous rock

Basalt (Fieldstone) (Basalt) — igneous

Basalt (Fieldstone)

Basalt

Grey Basalt Pebble (Basalt (Aphanitic Mafic Volcanic Rock)) — igneous

Grey Basalt Pebble

Basalt (Aphanitic Mafic Volcanic Rock)

Basalt (Greenstone/Trap Rock) (Basalt (dominated by plagioclase feldspar and pyroxene)) — igneous

Basalt (Greenstone/Trap Rock)

Basalt (dominated by plagioclase feldspar and pyroxene)

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

Basalt (River Stone)

Extrusive Mafic Igneous Rock (Basalt)

Basalt Pebble (Basalt (Mafic volcanic rock)) — igneous

Basalt Pebble

Basalt (Mafic volcanic rock)

Basalt (Basalt) — igneous

Basalt

Basalt

Vesicular Basalt (Extrusive Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)) — igneous

Vesicular Basalt

Extrusive Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)

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

Basalt (Polished River Stone)

Aphanitic Mafic Igneous Rock

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

Basalt Pebble (Vesicular Basalt) — igneous

Basalt Pebble

Vesicular Basalt

Vesicular Basalt (Basalt (principally Plagioclase and Pyroxene)) — igneous

Vesicular Basalt

Basalt (principally Plagioclase and Pyroxene)

Basalt (Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)) — igneous

Basalt

Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)

Basalt (Water-worn pebble) (Basalt (Aphanitic mafic volcanic rock)) — igneous

Basalt (Water-worn pebble)

Basalt (Aphanitic mafic volcanic rock)

Basalt (Basalt (Mafic Extrusive Igneous Rock)) — igneous

Basalt

Basalt (Mafic Extrusive Igneous Rock)

Basalt (Polished River Stone) (Basalt (Extrusive Mafic Volcanic Rock)) — igneous

Basalt (Polished River Stone)

Basalt (Extrusive Mafic Volcanic Rock)

River Basalt (Cobble) (Mafic Igneous Rock (Fine-grained Basalt)) — Igneous

River Basalt (Cobble)

Mafic Igneous Rock (Fine-grained Basalt)

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

Granite

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

Granite (Granite (compositionally of Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (compositionally of Quartz, Alkali Feldspar, and Plagioclase)

Diorite (Dalmatian Stone variant) (Intermediate Phaneritic Igneous Rock) — igneous

Diorite (Dalmatian Stone variant)

Intermediate Phaneritic Igneous Rock

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

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

Granite

Phaneritic Plutonic Igneous Rock (Granite)

Basalt (Basalt (Mafic Igneous Rock)) — igneous

Basalt

Basalt (Mafic Igneous Rock)

Basalt (Basalt) — igneous

Basalt

Basalt

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Obsidian (Obsidian (Volcanic Glass, SiO2 + oxide impurities)) — igneous

Obsidian

Obsidian (Volcanic Glass, SiO2 + oxide impurities)

Diorite (Diorite) — igneous

Diorite

Diorite

Obsidian (Amorphous Volcanic Glass (primarily SiO2)) — igneous

Obsidian

Amorphous Volcanic Glass (primarily SiO2)

Basalt (Mafic volcanic rock (primarily plagioclase feldspar and pyroxene)) — igneous

Basalt

Mafic volcanic rock (primarily plagioclase feldspar and pyroxene)

Granite (Granite) — igneous

Granite

Granite

Diabase (also known as Dolerite) (Diabase) — igneous

Diabase (also known as Dolerite)

Diabase

Diabase (Diabase (also known as Dolerite)) — igneous

Diabase

Diabase (also known as Dolerite)

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

Basalt

Basalt (Aphanitic Mafic Igneous Rock)

Graphic Granite (Pegmatitic Granite (Quartz and Microcline KAlSi3O8)) — igneous

Graphic Granite

Pegmatitic Granite (Quartz and Microcline KAlSi3O8)

Granite (Phaneritic Plutonic Igneous Rock (Rich in SiO2)) — igneous

Granite

Phaneritic Plutonic Igneous Rock (Rich in SiO2)

Diorite (Diorite (Intermediate intrusive igneous rock)) — igneous

Diorite

Diorite (Intermediate intrusive igneous rock)

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Basalt (Basalt (Aphanitic Mafic Volcanic Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Volcanic Rock)

Pumice (Pumicite) — igneous

Pumice

Pumicite

Vesicular Basalt with Lichen (Vesicular Basalt) — igneous

Vesicular Basalt with Lichen

Vesicular Basalt

Pumice (Pumice (a highly vesicular volcanic rock)) — igneous

Pumice

Pumice (a highly vesicular volcanic rock)

Basalt (Mafic volcanic rock (formula varies by mineral content: Ca-plagioclase, Pyroxene, Olivine)) — igneous

Basalt

Mafic volcanic rock (formula varies by mineral content: Ca-plagioclase, Pyroxene, Olivine)