Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Category
Browse mineral (synthetic paper and ink polymorph) specimens identified by the Rock Identifier community.
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
Clear Quartz (Faceted)
Silicon Dioxide (SiO2)
Lepidolite in Quartz
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 / SiO2
Amber
Succinates
Rough Quartz (Smoky or Citrine variant)
Silicon Dioxide (SiO2)
Sandstone or Quartzite
Arenite (if sedimentary) / Quartzite (if metamorphic)
Quartz (Tumbled)
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Carnelian
Silicon Dioxide (Quartz variety), SiO2
Halite
Sodium Chloride (NaCl)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Green Aventurine
Quartz (SiO2) with fuchsite inclusions
Amethyst
Quartz (Silicon Dioxide, SiO2)
Botryoidal Chalcedony / Quartz
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz pebble
Silicon dioxide (SiO2)
White Quartz
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Hematite
Iron Oxide (Fe2O3)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Garnet (Tumbled)
Almandine / Pyrope Garnet (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)
Clear Quartz Point
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Pyrite
Iron Disulfide (FeS2)
Carnelian Agate
Chalcedony (SiO2) with iron oxide inclusions
Smoky Quartz
Silicon Dioxide (SiO2)
Gold
Native Gold (Au)
Rhodochrosite
Manganese carbonate (MnCO3)
Pyrite
Iron Sulfide (FeS2)
Smoky Quartz
Silicon Dioxide (SiO2)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Magnetite (Loadstone candidate)
Iron(II,III) oxide (Fe3O4)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)