Mineral, Specifically A Cryptocrystalline Quartz Variety

Agate (specifically Botswana or Banded Agate variety)

Chalcedony (Silicon Dioxide, SiO2)

Chert (Pink Chert / Flint)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Jasper (specifically Red Jasper)

Silicon Dioxide with Iron Oxides (SiO2 + Fe2O3)

Chert (Jasper variety)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Chert (specifically Flint or Jasper variant)

Chert (Siliceous rock composed of microcrystalline Quartz, SiO2)

Chert (and Chert-Jasper mix)

Microcrystalline Quartz (SiO2)

White Quartz

Silicon Dioxide (SiO2)

Carnelian Agate

Chalcedony (Silicon Dioxide, SiO2)

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Green Aventurine

Silicon Dioxide (Quartz) with Fuchsite inclusions (K(Al,Cr)2(AlSi3O10)(OH)2)

Yellow Jasper

Silicon Dioxide (SiO2) with iron oxide impurities

Chert (Nodule)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Green Aventurine

Aventurine Quartz (SiO2 with inclusions)

Moss Agate

Silicon Dioxide (SiO2) with inclusions of Manganese or Iron oxide

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz (specifically Milky or Rose Quartz)

Silicon Dioxide (SiO2)

Chert (Nodule)

Microcrystalline Quartz (SiO2)

Quartz (pebble)

Quartz (SiO₂)

Chert (Novaculite Variety)

Microcrystalline Quartz (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Aventurine (Green Quartz)

Silicon Dioxide (SiO2) with inclusions of Fuchsite (Mica)

Banded Jasper with Hematite or Quartz

Silicon Dioxide (SiO2) with impurities

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Chert (Polished Gemstone / River Stone)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Black Tourmaline (Schorl)

Schorl (Na(Fe²⁺)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄)

Chert (Jasper/Flint variety)

Microcrystalline Quartz (SiO2)

Titanium Quartz (Rough)

Titanium-included Silicon Dioxide (SiO2 + Ti)

Chert (Pebble)

Chert (Microcrystalline Quartz, SiO2)

Yellow Jasper

Chalcedony (Silicon Dioxide, SiO2)

Fancy Jasper

Silicon dioxide (SiO2)

Red Jasper (Siltstone or Chert-based Jasper)

Silicon dioxide with hematite (SiO2 + Fe2O3)

Green Aventurine

Aventurine Quartz (SiO2 + Fuchsite mica)