Metamorphic Rock (Variety Of Quartz)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Tiger's Eye

Silicon dioxide (SiO2) with fibrous inclusions of crocidolite

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Quartz

Quartz (SiO₂ - Silicon Dioxide)

Smoky Quartz

Silicon Dioxide (SiO2)

Quartz (likely) / Siliceous rock with quartz phenocrysts (if a rock fragment)

Quartz (SiO₂)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz / Quartzite

Quartz (Silicon Dioxide, SiO2)

Quartz (Rock Crystal)

Quartz (SiO₂ - Silicon Dioxide)

Quartz (Milky/Smoky variety)

Silicon Dioxide (SiO2)

Red Quartzite (likely Purple/Red variety)

Quartzite (SiO2)

Smoky Quartz

SiO2 (Silicon Dioxide)

White Jade / White Chalcedony

Nephrite Jade (Ca2(Mg,Fe)5Si8O22(OH)2) or Chalcedony (SiO2)

Quartzite

Quartzite (SiO2-dominant rock)

Quartz

Quartz (SiO₂)

Quartz

Quartz (SiO2 - Silicon Dioxide)

Smoky Quartz

Silicon Dioxide (SiO2)

Emerald in Matrix

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Quartz

Quartz (SiO₂)

Quartz (likely Milky Quartz)

Quartz (SiO₂ - Silicon Dioxide)

Yellow Quartzite

Quartzite (SiO2)

Rough Emerald/Green Beryl

Beryl (Be3Al2(SiO3)6) with trace amounts of Chromium or Vanadium

Quartz

Silicon Dioxide (SiO2)

Quartz

Quartz (SiO2 - Silicon Dioxide)

Milky Quartz

Silicon Dioxide (SiO2)

Blue Quartzite

Quartzite (primarily SiO2) with inclusions like Dumortierite or Magnesio-riebeckite

Quartz

Silicon Dioxide (SiO2)

Dalmatian Stone (Dalmatian Jasper)

Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite

Quartz (likely milky/rose quartz variety)

Quartz (SiO2 - Silicon Dioxide)

Agate

Silicon Dioxide (SiO2) - Chalcedony variant

Blue Quartzite

Quartzite (specifically a variety enriched with blue-coloring minerals)

Agate

Silicon Dioxide (SiO2) - Chalcedony variety

Quartz (likely Rose Quartz or Milky Quartz based on color)

Quartz (SiO2 - Silicon Dioxide)

Milky Quartz (with Iron staining)

Silicon Dioxide (SiO2)

Quartz (Pebble)

Quartz (SiO₂)

Ferruginous Quartz (Iron-stained Quartzite)

Silicon Dioxide (SiO2) with Hematite/Limonite impurities

Banded Agate (specifically Eye Agate / Chalcedony)

Agate (Cryptocrystalline variety of Quartz, SiO2)

Quartzite

Quartzite (primarily SiO2)

Ferruginous Quartzite (Red Sandstone/Quartzite)

Quartzite with Iron inclusions (SiO2 + Fe2O3)

Jasper Conglomerate (Puddingstone)

Siliceous Conglomerate (Quartz and Jasper clasts in a fine-grained matrix)

Milky Quartz

Silicon Dioxide (SiO2)