Clear Quartz (Rock Crystal)
Quartz (Silicon Dioxide, SiO2)
mineral
Category
Mineral Side Rock
Browse mineral side rock specimens identified by the Rock Identifier community.
Learn about Mineral Side Rock in the encyclopedia
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Basalt with Scoria
Mafic Volcanic Rock (Basalt/Scoria)
igneous
Drill Core Sample
Cylindrical Rock Core (Specific mineralogy varies by extraction site)
Metamorphic (Likely Gneiss or Schist based on texture)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Epidote in Quartz
Epidote (Ca2(Al,Fe)3(SiO4)3(OH)) in Milky Quartz (SiO2)
metamorphic
Almandine Garnet in Matrix
Almandine Garnet (Fe3Al2(SiO4)3)
metamorphic
Fossilized Shark Tooth (Otodus obliquus)
Otodus obliquus (Mineral: Fluorapatite)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Almandine Garnet in Schist
Almandine Garnet (Fe3Al2(SiO4)3) in Mica Schist
metamorphic
Epidote
Epidote - Ca2(Al,Fe)3(SiO4)3(OH)
metamorphic
Amethyst (Quartz)
Silicon Dioxide with Iron impurities (SiO2)
mineral
Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Amethyst on Agate/Basalt Matrix
Silicon Dioxide (SiO2) with iron impurities
mineral
Almandine Garnet
Almandine (Fe3Al2Si3O12)
mineral
Clear Quartz Cluster
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Epidote
Epidote (Ca2(Al,Fe)3(SiO4)3(OH))
mineral
Red Garnet
Almandine and Pyrope (Silicate minerals: Fe3Al2(SiO4)3 and Mg3Al2(SiO4)3)
mineral
Ruby
Corundum (Al2O3 with Chromium trace impurities)
mineral
Tourmaline
Complex Borosilicate - Na(Li,Al)3Al6(BO3)3Si6O18(OH)4 (Elbaite species)
mineral
Black Opal (Triplet)
Hydrated Silica (SiO2·nH2O)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz Crystal
Quartz (Silicon Dioxide - SiO2)
mineral
Yellow Jasper (Limonite-stained Chert)
Silicon Dioxide (SiO2) with Limonite/Goethite inclusions
sedimentary
Garnet (likely Almandine)
Almandine Garnet, Fe3Al2(SiO4)3
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz Crystal (Herkimer Diamond style)
Silicon Dioxide (SiO2)
mineral
Amethyst Geode
Silicon Dioxide with impurities (SiO2)
mineral
Quartz
Quartz (SiO2)
Mineral
Diamond (as set in a metal alloy ring)
Diamond (Pure Carbon, C)
mineral
Almandine Garnet
Iron aluminum silicate (Fe3Al2(SiO4)3)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz Point
Silicon Dioxide (SiO2)
mineral
Garnet in Schist (Garnetiferous Micaceous Schist)
Almandine Garnet, Fe3Al2(SiO4)3
metamorphic
Epidote with Quartz
Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
metamorphic
Quartz with Iron Staining
Silicon Dioxide (SiO2) with Ferric Iron Oxides
mineral
Dyed Agate
Silicon dioxide, SiO2
Mineral (Chalcedony)
Almandine Garnet in Matrix
Almandine, Fe3Al2(SiO4)3
metamorphic
Botryoidal Chalcedony (Agate)
Silicon Dioxide (SiO2)
mineral
Gold
Gold (Native Au)
mineral
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
mineral