Sandstone with Manganese Oxide Patina
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Category
Mineral (Synthetic)
Browse mineral (synthetic) specimens identified by the Rock Identifier community.
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Rainbow Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Rough Green Fluorite
Fluorite (Calcium Fluoride - CaF2)
mineral
Green Fluorite
Fluorite (Calcium Fluoride - CaF2)
mineral
Quartz (Alluvial Pebbles)
Silicon Dioxide (SiO2)
mineral
Quartz (River Pebble)
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Blue Quartzite (Dyed)
Silicon Dioxide (SiO2) with inclusions
metamorphic
Quartz pebble
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
Mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Limonite (Iron Ore/Sandstone mixture)
Limonite (FeO(OH)·nH2O) often mixed with Goethite and sedimentary matrix
mineral
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz (Iron-stained or Rose variant)
Silicon Dioxide (SiO2)
mineral
Quartz (River Pebble)
Silicon Dioxide (SiO2)
mineral
White Quartz Pebble
Crystalline Silicon Dioxide (SiO2)
mineral
Jasper (specifically Polychrome or Desert Jasper)
Silicon Dioxide with impurities (SiO2)
Mineral
Quartz / Quartzite
Quartz (Silicon Dioxide, SiO2)
metamorphic
Quartz in Matrix (possibly with Biotite or Hornblende)
Quartz (Silicon Dioxide, SiO2) in Granitic Matrix
igneous
Chert (Jasper)
Silicon Dioxide (SiO2)
sedimentary
Quartz / Calcite Vein Rock
Silicon Dioxide (SiO2) or Calcium Carbonate (CaCO3)
mineral
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz (Common or Milky)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Yellow Aventurine (Yellow Quartzite)
Silicon Dioxide (SiO2) with inclusions
metamorphic
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Vesicular Basalt with Lichen
Vesicular Basalt
igneous
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) in matrix
Mineral in Metamorphic/Igneous Host
Quartz (River Pebble)
Silicon Dioxide (SiO2)
mineral
Blue Quartzite (Aventurine variety)
Silicon Dioxide (SiO2) with inclusions of Dumortierite or Magnesio-riebeckite
metamorphic
Quartz (Grain/Pebble)
Silicon Dioxide (SiO2)
mineral
Limonite (Iron Stone/Iron Ore)
FeO(OH)·nH2O (Hydrous ferric oxide)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Sandstone (Red Sandstone / River Stone)
Arenite (composed primarily of Quartz, SiO2, with Iron Oxide cementation)
sedimentary
Turquoise
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
mineral
![Native Copper with Malachite and Chrysocolla (Native Copper (Cu) with Malachite [Cu2CO3(OH)2] and Chrysocolla [(Cu,Al)2H2Si2O5(OH)4·nH2O]) — mineral](https://media.rockidentification.com/6ef339a6-a6eb-4aa3-8f16-7b2b668937bc-thumbnail.jpg)
Native Copper with Malachite and Chrysocolla
Native Copper (Cu) with Malachite [Cu2CO3(OH)2] and Chrysocolla [(Cu,Al)2H2Si2O5(OH)4·nH2O]
mineral
Schist
Mica Schist
metamorphic
Aquamarine
Beryl (Be3Al2Si6O18)
mineral
Chrysocolla
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Hydrated Copper Phyllosilicate)
mineral
Assorted Decorative Tumbled Stones (Quartz, Sodalite, Aventurine, Calcite)
Mixed Silicates and Carbonates (SiO2, Na8(Al6Si6O24)Cl2, CaCO3)
mineral
Amphibolite
Amphibolite
metamorphic