Amethyst
Silicon dioxide with iron impurities (SiO2:Fe3+)
Category
Browse man made mineral simulant (glass) specimens identified by the Rock Identifier community.
Amethyst
Silicon dioxide with iron impurities (SiO2:Fe3+)
Green Quartzite
Quartzite (primarily SiO2 with trace impurities)
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
Green Aventurine
Silicon Dioxide with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
Yellow Aventurine
Quartzite with inclusions (SiO2)
Quartzite (specifically Milky Quartz variety)
Quartz (SiO2)
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Sandstone (Quartzite-rich)
Clastic sedimentary rock (SiO2 primary)
Arsenopyrite in Sulphide Ore
Arsenopyrite (FeAsS)
Dendritic Agate or Manganese Nodule in Chert/Limestone
Silicon Dioxide (SiO2) with Manganese Oxide (MnO2) inclusions
Quartz (Water-worn Pebble)
Silicon Dioxide (SiO2)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Sandstone (Iron-stained)
Arenite (primarily Quartz, SiO2)
Quartz Geode
Silicon Dioxide (SiO2)
Sandstone
Arenite (SiO2 primarily)
Sandstone (with potential fossil inclusions)
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite
Ferruginous Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2) with Hematite/Limonite impurities
Sandstone (Quartzose)
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone (with Lichen)
Arenite (composed primarily of SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone (Quartz Arenite)
Sandstone (Chemical formula: primarily SiO2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Rose Quartz
Rose Quartz (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Citrine Quartz
Silicon Dioxide (SiO2)
Blue Lace Agate (Chert/Chalcedony)
Silicon dioxide (SiO2)
Rose Quartz
Silicon dioxide (SiO2) with trace elements of Titanium, Iron, or Manganese
Citrine Quartz
Crystalline Quartz (SiO2) with iron impurities
Quartz
Silicon Dioxide (SiO2)
Orange Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions
Quartz Pebble
Silicon Dioxide (SiO2)
Rose Quartz
SiO2 (Silicon Dioxide) with traces of titanium, manganese, or iron
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Quartz (Small Fragment)
Silicon Dioxide (SiO2)
Quartz (Milky/Macro-crystalline)
Silicon Dioxide (SiO2)