Manufactured Glass (Simulant)

Milky Quartz

Quartz (SiO2)

Sandstone (Iron-stained)

Arenite (primarily SiO2 with Fe2O3 staining)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Sandstone (Banded)

Arenite (primarily SiO2)

Quartz (Bull Quartz)

Silicon Dioxide (SiO2)

Milk Quartz (Snow Quartz)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Sandstone

Sedimentary Clastic Rock (Quartz arenite)

Sandstone

Sedimentary Rock (Quartz arenite or arkose)

Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone (Weathered Pebble)

Sedimentary Rock (Quartz arenite)

Sandstone

Sandstone (SiO2-rich detrital sedimentary rock)

Milky Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone

Arenite

Milky Quartz

Silicon Dioxide (SiO2)

Quartzite river stone

Quartzite (SiO2)

Sandstone (Quartzite-rich Cobble)

Clastic sedimentary rock (primarily SiO2)

White Quartz Pebble

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (Smoky/Milky variety)

Silicon Dioxide (SiO2)

Quartz Sand

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Sandstone

Sedimentary Rock (Quartz arenite)

Quartz Pebble

Silicon Dioxide (SiO2)

Sandstone

Clastic sedimentary rock (primarily quartz arenite)

Quartz pebble

Silicon dioxide (SiO2)

Sandstone

Sedimentary rock composed mainly of sand-sized minerals or rock grains

Quartzite

Metamorphic Quartz Rock (SiO2)

Quartz

Silicon Dioxide (SiO2)

White quartz pebble

Quartz (silicon dioxide, SiO₂)

Clear Quartz

Silicon Dioxide (SiO2)

Sandstone (Ferruginous)

Sandstone (clastic sedimentary rock, mainly SiO2 with iron oxide cement)

Quartzite with Hematite staining

Metamorphosed Quartz Sandstone (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Pebble

Silicon Dioxide (SiO2)

Mineral

Quartzite (River Stone)

Quartzite (SiO2)

Sandstone

Arenite (specifically Iron-stained Quartz Sandstone)

Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Sandstone (with biological crust)

Arenite (SiO2 based)