Quartz / Quartzite
Silicon Dioxide (SiO2)
Mineral / Metamorphic
Category
Man Made Material (Simulated Mineral)
Browse man made material (simulated mineral) specimens identified by the Rock Identifier community.
Amber
Succinite (Organic Gemstone)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
mineral
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
mineral
Halite
Halite (Sodium Chloride, NaCl)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Gold Nugget
Native Gold (Au)
mineral
Quartz Pebble (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Agate (Crazy Lace or Eye Agate)
Silicon Dioxide (SiO2)
mineral
Quartz (with iron oxide staining)
Silicon Dioxide (SiO2)
mineral
Quartzite River Rock
Quartzite (primarily SiO2)
metamorphic
Feldspar (Orthoclase)
Orthoclase Feldspar (KAlSi3O8)
mineral
Milky Quartz with Mineral Inclusions
Silicon Dioxide (SiO2) with miscellaneous inclusions
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Rhodonite
Rhodonite (Manganese Silicate), (Mn,Fe,Mg,Ca)SiO3
mineral
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
mineral
Rhodonite
Rhodonite (Manganese Silicate), (Mn,Fe,Mg,Ca)SiO3
mineral
Quartz on Matrix
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Pallasite Meteorite
Pallasite (Iron-Nickel Matrix with Olivine/Peridot inclusions)
Mineral / Extraterrestrial Rock
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Rhodochrosite with Pyrite and Quartz
Manganese Carbonate (MnCO3)
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Rhodochrosite in Quartz
Manganese Carbonate (MnCO3)
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Rhodochrosite
Manganese Carbonate (MnCO3)
mineral
Rhodochrosite
Manganese carbonate (MnCO3)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Shale
Argillaceous Rock
sedimentary
Sandstone (likely with Quartz Veining)
Arenite (primarily SiO2)
sedimentary
Bauxite
Bauxite (mixture of hydrous aluminum oxides: Al(OH)3 & AlO(OH))
sedimentary
Granite
Granite (Phaneritic Quartz-Feldspar Plutonic Rock)
igneous
Pink Thulite (in Pumice-like texture)
Pink Zoisite (Mn-bearing Zoisite), Ca2Al3(SiO4)3(OH)
metamorphic
Blue Diamond
Carbon (C) with trace Boron
mineral
Cloudy Quartz
Silicon Dioxide (SiO2)
mineral