White Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Category
Browse man made mineral simulant (glass) specimens identified by the Rock Identifier community.
White Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Sandstone
Clastic Sedimentary Rock
Sandstone
Arenite (primarily SiO2)
Milky quartz crystal
Quartz, silicon dioxide (SiO₂)
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Sandstone with Ironstone Concretion
Arenite with Ferruginous Cement
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
Quartz (Common or Milky Quartz)
Silicon Dioxide (SiO2)
Sandstone (Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2)
Dark weathered igneous rock, likely basalt
Basalt; chiefly plagioclase feldspar, pyroxene, and commonly olivine or iron oxides
Citrine (Yellow Quartz)
Silicon Dioxide (SiO2)
Quartz-rich pegmatite fragment
Granite-family pegmatite; chiefly quartz (SiO₂), feldspar, and black mica (biotite)
Quartzite
Quartzite (composed primarily of SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or Druzy Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Crystal Fragment
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Milky Quartz with Tourmaline
Silicon Dioxide (SiO2) with Tourmaline inclusions
White Quartz
Silicon Dioxide (SiO2)
Blue Apatite
Apatite-(CaF), Ca5(PO4)3F (Calcium Fluorophosphate)
Quartz (Rose Quartz or Chert variant)
Silicon Dioxide (SiO2)
Chert (Flint Pebbles)
Microcrystalline Quartz (SiO2)
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Sandstone
Arenite
Calcite crystal cluster (dogtooth/saddle calcite)
Calcite — calcium carbonate, CaCO₃
Quartz pebble
Silicon Dioxide (SiO2)
Green Fluorite
Fluorite (Calcium Fluoride, CaF2)
Rough Amethyst
Silicon Dioxide (SiO2) with Iron impurities
Chalcedony (likely common gray chalcedony)
Microcrystalline quartz, SiO₂
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Pyrite
Iron Disulfide (FeS2)
Quartz (Quartzite)
Silicon Dioxide (SiO2)
Red Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
Quartz Pebble
Silicon Dioxide (SiO2)
Granite Pebble (Salt and Pepper Granite)
Felsic Intrusive Igneous Rock (Granite)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Mahogany Obsidian
Volcanic Glass with Hematite/Magnetite (SiO2 + Fe2O3)
Quartz Pebble
Silicon Dioxide (SiO2)
Mixed Mineral Collection (Quartz, Amethyst, Rose Quartz, Pyrite, etc.)
Mixed Silicates and Sulfides (SiO2, FeS2)
Blue Chalcedony
Silicon Dioxide (SiO2)