Mineral (Specifically A Variety Of Quartz)

Green Aventurine

Aventurine Quartz (SiO2 with inclusions of Fuchsite)

Quartzite (specifically an iron-stained or Carnelian-colored variety)

Silicon Dioxide (SiO2) with iron oxide inclusions

Blue Lace Agate (Geode/Druzy variant)

Chalcedony (SiO2) with Quartz druzy

Bumblebee Jasper

Fossiliferous Volcanic Rock (composed of Calcium Carbonate, Manganese Oxides, and Arsenic Sulfides)

Tiger's Eye (and Hematite/Jasper Matrix)

SiO2 (Pseudomorph of Quartz after Crocidolite) with Hematite/Magnetite

Banded Agate (specifically Sardonyx Agate)

Silicon Dioxide (SiO2) - Chalcedony variety

Banded Agate (specifically Botswana Agate appearance)

Silicon Dioxide (SiO2) - variety of Chalcedony

Quartz (specifically Milky or Iron-stained Quartz)

Silicon Dioxide (SiO2)

Sandstone Concretion

Clastic sedimentary rock (primarily Quartz SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Pink Granite

Granite (Alkali-feldspar granite)

Milky Quartz

Silicon Dioxide (SiO2)

Pink Granite

Phaneritic Felsic Igneous Rock (Rich in K-Feldspar)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Yellow Agate

Agate (Varietal form of Chalcedony/Quartz, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Tumbled)

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Pink Granite

Phaneritic Felsic Igneous Rock (Granite)

Chert (specifically River Stone / Jasper variety)

Microcrystalline Quartz (SiO2)

Milky Quartz with Mineral Inclusions

Silicon Dioxide (SiO2) with miscellaneous inclusions

Milky Quartz with Mineral Inclusions

Quartz (Silicon Dioxide, SiO2)

Citrine (Yellow Quartz)

Silicon Dioxide (SiO2)

Sandstone (specifically Double Arch in Arches National Park)

Entrada Sandstone

Bull Quartz (Milky Quartz)

Quartz (Silicon Dioxide - SiO2)

Milky Quartz

Quartz (Silica - SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

K2 Jasper (K2 Granite)

Azulite in Granite (Quartz + Feldspar + Biotite + Azurite)

Red Sandstone (Hematitic)

Clastic sedimentary rock (SiO2 with Fe2O3 inclusions)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Banded Agate (specifically Botswana Agate appearance)

Silicon Dioxide (SiO2)

Chert (specifically Red Chert or Jasper)

Microcrystalline Quartz (SiO2)

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz (with Iron Oxide staining)

Silicon Dioxide (SiO2)

Chalcedony (specifically Agate or Carnelian pebble)

Chalcedony (Microcrystalline Quartz, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Granitic Pegmatite

Granite Pegmatite (coarse-grained intrusive igneous rock)

Banded Chert (Flint)

Cryptocrystalline Quartz (SiO2)

Pink Granite

Granite (Phaneritic felsic intrusive igneous rock)