Amazonite
Potassium Aluminum Silicate (KAlSi3O8)
mineral
Category
Mineral (Found In Igneous And Metamorphic Rocks)
Browse mineral (found in igneous and metamorphic rocks) specimens identified by the Rock Identifier community.
Learn about Mineral (Found In Igneous And Metamorphic Rocks) in the encyclopedia
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Agate
Silicon Dioxide (SiO2)
gemstone
Quartz (Small Pebble)
Silicon Dioxide (SiO2)
mineral
Sapphire
Corundum (Al2O3)
mineral
Agate and Chalcedony Assortment
Silicon Dioxide (SiO2)
mineral
Quartz Boulder
Silicon Dioxide (SiO2)
mineral
Pink Feldspar
Orthoclase (KAlSi3O8) or Microcline
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Quartz
SiO2 (Silicon dioxide)
mineral
Green Quartz (Prasiolite/Adventurine)
Silicon Dioxide (SiO2) with inclusions
mineral
Rose Quartz
Silicon Dioxide (SiO2) with traces of Titanium, Iron, or Manganese
mineral
Labradorite
(Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)
mineral
Gneiss
Gneiss
metamorphic
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Aventurine
Quartz (SiO2) with inclusions of Fuchsite
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
White Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Feldspar (Orthoclase)
Potassium Feldspar (KAlSi3O8)
mineral
Small rounded quartz pebble
Quartz (SiO₂), likely milky or iron-stained quartz
mineral
Felsic Drill Core (likely Gneiss or Granite)
Felsic Metamorphic Rock (Gneissic profile)
metamorphic
Pyrite in Shale
Iron Sulfide (FeS2)
mineral
Labradorite
Labradorite (Plagioclase Feldspar Series) - (Ca, Na)(Al, Si)4O8
mineral
Quartz pebble
Silicon dioxide (SiO2)
sedimentary
Ruby
Corundum (Al2O3 with Chromium)
mineral
Banded Agate
Cryptocrystalline Quartz (SiO2)
mineral
Epidote
Ca2(Al, Fe)3(SiO4)3(OH)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Agate
Silicon dioxide (Chalcedony), SiO2
sedimentary
Schist
Schist (Crystalline Metamorphic Rock)
metamorphic
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Greenstone
Greenschist / Greenstone (contains epidote, chlorite, and actinolite)
metamorphic
Agate
Silicon Dioxide (Chalcedony), SiO2
sedimentary
Blue Sapphire
Corundum (Al2O3)
mineral
Biotite Schist
Metamorphic Rock (Schist)
metamorphic
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral