Quartz Cluster (Likely Ferruginous)
Silicon Dioxide (SiO2)
mineral
Category
Sedimentary Or Igneous Associated Mineral
Browse sedimentary or igneous associated mineral specimens identified by the Rock Identifier community.
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Fluorite
Calcium Fluoride (CaF2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Carnelian Agate
Carnelian (SiO2 with iron oxide impurities)
mineral
Pyrite in Matrix (Gold-colored Chalcopyrite or Pyrite)
Iron Sulfide (FeS2) / Copper Iron Sulfide (CuFeS2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz (Peach/Orange variety)
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Greenstone / Graywacke
Metagraywacke or Chlorite Schist
metamorphic
Polished blue stone, likely sodalite
Sodalite, Na₈(Al₆Si₆O₂₄)Cl₂; possibly blue-dyed jasper or lapis lazuli
mineral
Healer's Gold (Pyrite and Magnetite in Schist)
Magnetite (Fe3O4) and Pyrite (FeS2) in Mica Schist
metamorphic
Carnelian
Silicon dioxide (SiO2) with iron oxide impurities
mineral
Quartz Vein in Schist
Quartz-rich Micaceous Schist (SiO2 + phyllosilicates)
metamorphic
Quartz with Epidote
Silicon dioxide (SiO2) with Calcium aluminum iron silicate (Ca2Al2(Fe3+;Al)(SiO4)(Si2O7)O(OH))
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Sodalite
Na8(Al6Si6O24)Cl2
mineral
Pyrite (Fool's Gold) in Matrix
Iron Disulfide (FeS2)
mineral
Carnelian
Silicon Dioxide (SiO2) - variety of Chalcedony
mineral
Gneiss (specifically Amphibolite Gneiss)
Gneiss
metamorphic
Black Sand (Magnetite/Heavy Mineral Concentrate)
Magnetite-rich Placers (Fe3O4)
sedimentary
Carnelian (Chalcedony)
Silicon Dioxide (SiO2)
mineral
Gneiss
High-grade metamorphic rock (Gneiss)
metamorphic
Fluorite
Calcium Fluoride (CaF2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Amazonite
Microcline Feldspar (KAlSi3O8)
mineral
Celestite
Celestine (SrSO4)
mineral
Lapis Lazuli
Complex silicate rock containing lazurite, pyrite, and calcite
gemstone
Rhodochrosite
Rhodochrosite (MnCO3)
mineral
Greenschist
Chlorite schist
metamorphic
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
mineral
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
mineral
Sodalite
Sodalite: Na8(Al6Si6O24)Cl2
mineral
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
mineral
Chalcopyrite
Copper iron sulfide (CuFeS2)
mineral
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Fluorite (Rainbow Fluorite)
Calcium Fluoride (CaF2)
mineral
Eudialyte
Na15Ca6Fe3Zr3Si(Si25O73)(O,OH,H2O)3(Cl,OH)2
mineral
Gneiss
Gneissic Metamorphic Rock
metamorphic
K-Feldspar Granite Fragment
Granite (Alkali Feldspar-rich)
igneous
Mica Schist
Schist (Muscovite/Biotite Schist)
metamorphic