Granite
Granite (Phaneritic Quartz-Feldspar rock)
igneous
Category
Not A Rock
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Sandstone (Fossiliferous)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Scoria (Lava Rock)
Scoria
igneous
Epidote and Quartz in Basalt Porpohyry
Epidote bearing Porphyritic Basalt with Quartz Veins
igneous
![Garnet-bearing Schist (Almandine Garnet [Fe3Al2(SiO4)3] in Micaceous Schist) — metamorphic](https://media.rock.id/9cd2761d-feab-4ba6-afa1-0e8fb7dce6d4-thumbnail.jpg)
Garnet-bearing Schist
Almandine Garnet [Fe3Al2(SiO4)3] in Micaceous Schist
metamorphic
Pink Granite
Phaneritic Plutonic Felsic Igneous Rock (Granite)
igneous
Sandstone (Pebble/Conglomerate fragment)
Sandstone (clastic sedimentary rock)
Sedimentary Rock
Unakite
Unakite (Epidote-Feldspar rock)
Metamorphic rock
Granite (tumbled pebble)
Granite (Plutonic Igneous Rock)
Igneous Rock
Granite (weathered/river-tumbled)
Granite (Plutonic Igneous Rock)
Igneous Rock
Granite (Weathered River Rock)
Granite (Phaneritic Igneous Rock)
igneous
Scoria (Red Lava Rock)
Scoria (Extrusive Igneous Rock)
Igneous
Granite or Pegmatite in host rock
Granitoid / Felsic Intrusive Rock
Igneous
Granite Pebble (River Rock)
Phaneritic Felsic Igneous Rock
igneous
Asphalt (Bituminous Concrete)
Bituminous Concrete / Pavement
man-made (synthetic rock)
![Dragon Blood Jasper (Epidote with Pietersite or Red Jasper (Ca2Al2Fe3+[Si2O7][SiO4]O(OH))) — metamorphic](https://media.rockidentification.com/7ebd5bc2-2269-4b90-a9ec-309bf2d8a280-thumbnail.jpg)
Dragon Blood Jasper
Epidote with Pietersite or Red Jasper (Ca2Al2Fe3+[Si2O7][SiO4]O(OH))
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Mixed Mineral Collection (with Quartz, Beryl, and host rock)
Silicon Dioxide (Quartz), Be3Al2Si6O18 (Beryl), and associated Schist/Pegmatite
mineral
Quartz vein in metamorphic rock
Crystalline Silicon Dioxide (SiO2) in Host Rock
metamorphic
Pyrite on Limestone
Iron Disulfide (FeS2) in Calcium Carbonate (CaCO3) matrix
sedimentary (matrix) / mineral (inclusion)
Note regarding image quality
Indeterminate
Limestone
Calcium Carbonate (CaCO3)
sedimentary
Basalt River Stone
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Basalt (with possible fluidal texture)
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Basalt with Weathered Crust
Aphanitic Mafic Igneous Rock (Basalt)
igneous
Basalt with Quartz Infill
Basalt (Mafic Extrusive Volcanic Rock)
igneous
Basalt River Stone
Basalt (Aphanitic Mafic Volcanic Rock)
igneous
Basalt River Pebble
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Basalt River Stone
Extrusive mafic igneous rock (Basalt)
igneous
Basalt (Weathered Pebble)
Basalt (Mafic Extrusive Igneous Rock)
igneous
Basalt River Cobble
Basalt (Mafic Extrusive Igneous Rock)
igneous
Basalt with Vesicles
Aphanitic Mafic Volcanic Rock (Basalt)
igneous
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Basalt River Pebble
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Basalt
Basalt (Mafic Extrusive Igneous Rock)
igneous
Basalt with Plagioclase Phenocrysts (Porphyritic Basalt)
Porphyritic Basalt (Mafic volcanic rock)
igneous
Grey Basalt Pebble
Basalt (Aphanitic Mafic Volcanic Rock)
igneous
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
igneous