Rose Quartz
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
Category
Browse mineral (man enhanced) specimens identified by the Rock Identifier community.
Rose Quartz
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
Rose Quartz Sphere
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
Rose Quartz
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
Native Gold (in earring form)
Gold (Au)
Basalt
Basalt (Mafic Extrusive)
Sandstone
Quartz Sandstone (predominantly)
Granite
Granite (felsic intrusive igneous rock)
Cobalt Blue Sea Glass
Amorphous Silica Glass (SiO2 + CoO)
Cullet Glass (sometimes mistaken for Blue Obsidian or Slag)
Amorphous Silicon Dioxide (SiO2) with chemical additives (e.g., Cobalt for blue color)
Granite
Granite (a common rock type, not a single mineral species)
Corundum
Corundum (Al2O3)
Garnet-Mica Schist
Schist (variety with Almandine Garnet, Fe3Al2(SiO4)3)
Mica Schist
Mica Schist (predominantly Muscovite or Biotite sheet silicates)
Quartzite
Quartzite (SiO2)
Rose Quartz
Quartz (SiO2) with trace elements of titanium, iron, or manganese
Moss Agate
Silicon Dioxide (SiO2) with inclusions of manganese or iron oxides
Grooved Maun Ball (Maul/Hammerstone-like Concretion)
Calcareous/Ferruginous Concretion in Sandstone Matrix
Quartz (milky variety)
SiO2 (Silicon Dioxide)
Rhodonite
Rhodonite (MnSiO3)
Prasiolite and Quartz Crystal Cluster
Quartz (SiO2); Prasiolite is a variety of Quartz
Granite (weathered/river-tumbled)
Granite (Plutonic Igneous Rock)
Diamond
Carbon (C), specifically in an isometric crystal system.
Peridot
Olivine (Mg,Fe)2SiO4
Amethyst
Silicon dioxide (SiO2) containing traces of iron and manganese
Obsidian (likely Golden Sheen Obsidian or Rainbow Obsidian, given the subtle sheen visible on some beads)
Obsidian (volcanic glass, predominantly SiO2 with various impurities)
Rose Quartz
Rose Quartz (SiO₂)
Quartz (likely a macrocrystalline variety like milky quartz or smoky quartz, given the appearance in the image)
Quartz (SiO₂ - Silicon Dioxide)
Diamond
Diamond (C)
Mahogany Obsidian Arrowhead
Volcanic Glass with Hematite/Magnetite inclusions (Amorphous Silicon Dioxide)
Yellow Jasper
Silicon Dioxide (SiO2) with goethite or iron oxide inclusions
Garnet (likely Almandine, Pyrope, or a blend)
Garnet group minerals: X3Y2(SiO4)3, where X and Y represent various metal ions (e.g., Almandine: Fe3Al2(SiO4)3, Pyrope: Mg3Al2(SiO4)3)
Citrine
Quartz (SiO2) - specifically, a variety of macrocrystalline quartz
Opalite
Synthetic Opalised Glass
Granite Cobble/Pebble
Granite
Zebra Jasper
Silicon Dioxide (SiO2) - Macro-crystalline Quartz/Chert with impurities
Prehnite with Epidote inclusions
Prehnite: Ca2Al(AlSi3O10)(OH)2; Epidote: Ca2(Al,Fe)3(SiO4)3(OH)
Gold
Native Gold (Au)
Granite
Granite (a common rock type, not a single mineral with a formula. Composed primarily of quartz, feldspar, and mica/amphibole).
Dark Igneous Rock (Likely Basalt or Diabase)
Basalt (extrusive igneous rock) or Diabase (intrusive igneous rock - also known as Dolerite), largely composed of plagioclase feldspar, pyroxene (augite), and sometimes olivine and amphibole. Exact mineralogy would require thin section analysis.
Rose Quartz
Rose Quartz (SiO₂)
Diamond
Diamond (pure carbon, C)
Jasper (likely a variety of Brecciated Jasper or a patterned variety)
Silicon dioxide (SiO2)