Clear Quartz
Silicon Dioxide (SiO2)
Category
Browse sedimentary or metamorphic derived specimens identified by the Rock Identifier community.
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Pyrite-rich Ore
Pyrite (FeS2) with secondary minerals
Pyrite
Iron Disulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Almandine Garnet
Almandine (Fe3Al2Si3O12)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Phyllite
Phyllite (Foliated metamorphic rock)
Quartzite
Quartzite (primarily SiO2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Sand and Gravel (Quartz-rich)
Unconsolidated fluvial/beach sediment (primarily Silica/SiO2)
Pyrite
Iron Disulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Yellow Calcite
Calcium Carbonate (CaCO3)
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
Orange Calcite
Calcium Carbonate (CaCO3)
Clear Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Quartz (Milky or White Quartz)
Silicon Dioxide (SiO2)
Pink Calcite
Calcium Carbonate (CaCO3)
Quartz / Clear Quartz
Silicon Dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Orange Calcite
Calcite (Calcium Carbonate, CaCO3)
Specular Hematite
Hematite (Fe2O3)
Red Garnet
Almandine Garnet (Fe3Al2(SiO4)3)
Pyrite in Matrix
Iron Disulfide (FeS2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Galena
Lead(II) sulfide (PbS)
Quartz (Common or Milky Quartz)
Silicon Dioxide (SiO2)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky or Common Quartz)
Silicon Dioxide (SiO2)
Yellow Calcite
Calcium Carbonate (CaCO3)