Clear Quartz
Silicon Dioxide (SiO2)
mineral
Category
Mineral (Man Enhanced)
Browse mineral (man enhanced) specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Clear variety)
Silicon Dioxide (SiO2)
mineral
Rhodonite in Quartz Matrix
Rhodonite (Manganese Iron Magnesium Calcium Silicate - Mn,Fe,Mg,Ca)SiO3
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Bauxite
Alumina-rich rock (consisting of Gibbsite, Boehmite, and Diaspore)
sedimentary
Sand Grain (Silica/Quartz Grain)
Silicon Dioxide (SiO2)
sedimentary
Sandstone
Arenite
sedimentary
Sandstone (Weathered Pebble)
Arenite (SiO2 primarily)
sedimentary
Quartzite with Chlorite
Metamosphosed Quartz Sandstone (SiO2 with (Mg,Fe)3(Si,Al)4O10(OH)2 inclusions)
metamorphic
Sandstone (Stream Pebble)
Arenite (primarily SiO2)
sedimentary
Sandstone (with Concretion)
Arenite / Quartzose Sandstone
sedimentary
Coarse Sandstone
Arenite (SiO2 based)
sedimentary
Petrified Wood
Silicified Wood (primarily SiO2)
sedimentary
Silty Shale
Silty Shale (Fissile Sedimentary Rock)
sedimentary
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Red Sandstone
Arenite (primarily Quartz, SiO2, with Iron Oxide cementing agent)
sedimentary
Bauxite (Aluminum Ore)
Hydrated aluminum oxides, primarily Al(OH)3, AlO(OH)
sedimentary
Vanadinite
Lead Chlorovanadate - Pb5(VO4)3Cl
mineral
Rose Quartz
Silicon dioxide (SiO2)
mineral
Rose Quartz
SiO2 (Silicon Dioxide)
mineral
Moss Agate
Silicon Dioxide with inclusions (SiO2 + Mn/Fe/Chlorite)
mineral
Rose Quartz
SiO2 (Silicon Dioxide)
mineral
Tree Agate
Silica (SiO2) with Chlorite inclusions
mineral
Diamond (or Diamond Simulant/Cubic Zirconia)
Carbon (C) - if diamond, or Zirconium dioxide (ZrO2) - if Cubic Zirconia
mineral
Rose Quartz
Silicon dioxide (SiO2)
mineral
Rose Quartz
SiO2 (Silicon Dioxide)
mineral
Olivine (Peridot)
Magnesium Iron Silicate (Mg,Fe)2SiO4
Mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Rough Diamond
Diamond (C)
mineral
Gold Nugget
Native Gold (Au)
mineral
Rhodonite
Manganese Inosilicate (Mn,Fe,Mg,Ca)SiO3
mineral
Dendritic Opal (Merlinite)
Hydrated Silica with Manganese/Iron oxide inclusions (SiO2·nH2O)
mineral
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
mineral
Diamond (appearing in jewelry)
Diamond (pure Carbon, C)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Black Onyx
Silicon Dioxide (SiO2)
mineral
Peridot (Gem-quality Olivine)
Magnesium Iron Silicate ((Mg, Fe)2SiO4)
mineral
Pink Quartz (Inclusion-filled)
Silicon Dioxide (SiO2)
mineral
Lavender Quartz (appearing as beads) and Druzy Quartz
Silicon Dioxide (SiO2)
mineral