Mineral; Variety Of Quartz

Quartz / Limestone Gravel

SiO2 (Silicon Dioxide) and CaCO3 (Calcium Carbonate)

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz with Iron Staining

Quartz (Silicon Dioxide, SiO2)

Yellow Quartz (Citrine or Quartz Crystal with Iron Inclusions)

Silicon Dioxide (SiO2)

Ferruginous Quartz (Hematoid Quartz)

Silicon Dioxide (SiO2) with Hematite or Goethite inclusions

Milky Quartz with Iron Staining

Silicon Dioxide (SiO2)

Quartz (Smoky/Milky Pebble)

Silicon Dioxide (SiO2)

Quartz (Vein Quartz)

Silicon Dioxide (SiO2)

Ferruginous Quartz (Iron-stained Quartz)

Silicon Dioxide (SiO2) with iron oxide inclusions (Limonite/Hematite)

Clear Quartz

Silicon Dioxide (SiO2)

Quartz Vein in Host Rock

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Vein Rock

Quartz (Silicon Dioxide, SiO2)

Clear Quartz (Rock Crystal)

Quartz (Silicon Dioxide, SiO2)

Chert (Tan/Grey)

Chert (Silicon Dioxide, SiO2)

Quartz Pebble (Iron-stained)

Silicon Dioxide (SiO2)

Quartz with Chlorite or Hornblende inclusions

Silicon dioxide (SiO2) with phyllosilicate or amphibole inclusions

Quartz Cobble (with Iron Staining)

Silicon Dioxide (SiO2)

Milky Quartz/Clear Quartz Cluster

Silicon Dioxide (SiO2)

Quartz (Clear / Rock Crystal)

Silicon Dioxide (SiO2)

Green Jasper

Jasper (Silicon Dioxide, SiO2)

Citrine

Citrine (Silicon Dioxide, SiO2)

Agate

Silicon dioxide (SiO2)

Dyed Pink Quartzite (Jadeite Simulant)

Silicon Dioxide (SiO2) with organic dye

Diorite (Dalmatian Stone variant)

Phaneritic Plutonic Igneous Rock (Medium to Fine-grained Diorite)

Quartzite

Quartzite (Primary mineral: Quartz, SiO2)

Quartzite (Yellow/Orange variety)

Quartzite (primarily SiO2)

Banded Gneiss (River Rock/Pebble)

Gneiss (specifically a banded variety, likely a orthogneiss or paragneiss depending on parent rock)

Bronzite

Enstatite (var. Bronzite), (Mg,Fe)SiO3

Nephrite Jade

Nephrite (a variety of the Calcium magnesium iron silicate mineral series Actinolite), Ca2(Mg, Fe)5Si8O22(OH)2

Jasper containing fossilized inclusions

Silicon Dioxide (SiO2) with trace impurities and biogenic inclusions

Orthoclase Feldspar

Orthoclase (KAlSi3O8)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz Crystal Point

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Chert (Jasper/Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Chert (Tan/Yellow variety)

Microcrystalline or cryptocrystalline Quartz (SiO2)

Chert (Jasper/Flint variety)

Microcrystalline or Cryptocrystalline Quartz (SiO2)

Jasper (Red/Brown Variety)

Jasper (Microcrystalline Quartz, SiO2)