Sandstone
Arenite
Category
Browse man made glass mineral simulant specimens identified by the Rock Identifier community.
Sandstone
Arenite
Sandstone (Weathered Pebble)
Arenite (SiO2 primarily)
Sandstone
Clastic Sedimentary Rock (composed mostly of SiO2)
Sandstone (Ferruginous)
Arenite with Iron-oxide inclusions (SiO2 primarily)
Obsidian
Obsidian (Amorphous volcanic glass)
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Fulgurite
Fulgurite (Lechatelierite)
Sandstone (Graywacke)
Arenite / Graywacke (SiO2 with lithic fragments)
Sandstone
Arenite (primarily SiO2)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (SiO2 primarily)
Sandstone
Arenite (primarily SiO2)
Quartzite
Quartzite (primarily SiO2)
Blue Goldstone
Aventurine Glass (SiO2 with Co and metallic inclusions)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
Obsidian
Volcanic Glass (Primary composition: SiO2 - Silicon Dioxide)
Sandstone (Quartzose Sandstone)
Arenite
Blue Chalcedony
Chalcedony (SiO2)
Amethyst
Crystalline Quartz (SiO2 with iron impurities)
Quartz (Small Fragment)
Silicon Dioxide (SiO2)
Quartz vein in metamorphic rock
Crystalline Silicon Dioxide (SiO2) in Host Rock
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Crystalline Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
Chert with Quartz/Calcite Vein
Microcrystalline Silica (SiO2)
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Chert / Flint
Chert (SiO2)
Green Aventurine
Quartz variant (SiO2) with Fuchsite inclusions
Shale
Argillaceous Rock
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Milky Quartz
Quartz (Silicon Dioxide, SiO2)