Metamorphic, Likely Sedimentary With Quartz Veins

Quartz Crystal

Quartz (SiO₂)

Gneiss (with Quartz-Feldspar vein)

Gneiss (high-grade metamorphic rock) containing Quartz (SiO2) and Feldspar (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8)

Milky Quartz (with trace inclusions)

Silicon Dioxide (SiO2)

Milky Quartz (with Iron staining)

Silicon Dioxide (SiO2)

Iron-Stained Quartzite

Recrystallized Meta-Quartzite (primarily SiO2)

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Milky Quartz (with Iron Oxide staining)

Quartz (Silicon Dioxide - SiO2)

Pebble (likely Quartz or Chert)

SiO₂ (Silicon Dioxide) - referring to the likely main mineral composition, Quartz. If it's chert, the scientific name remains SiO₂ with a microcrystalline structure.

Citrine Quartz (likely heat-treated)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Bull Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Quartz (likely milky/rose quartz variety)

Quartz (SiO2 - Silicon Dioxide)

Milky Quartz with inclusions

Silicon Dioxide (SiO2)

Gneiss

High-grade metamorphic rock (Gneiss)

Milky Quartz (or Iron-Stained Quartz)

Quartz (Silicon Dioxide, SiO2)

Beryl (likely Emerald or Aquamarine in matrix)

Beryllium aluminum silicate (Be3Al2Si6O18)

Yellow Quartz (Citrinated Quartz)

Silicon Dioxide (SiO2)

Orange Quartzite (Tumbled)

Quartzite (SiO2)

Granitic Gneiss

Gneiss (containing Potassium Feldspar and Quartz)

Green Quartz (including Prase or Aventurine variants)

Silicon Dioxide (SiO2) with inclusions (likely Actinolite or Chlorite)

Quartz (Milky/Iron-stained)

Silicon Dioxide (SiO2)

Quartz (Common Quartz Pebble)

Silicon Dioxide (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Milky Quartz with Iron Staining)

Silicon Dioxide (SiO2)

Blue Chalcedony (likely dyed Agate)

Silicon Dioxide (SiO₂)

Yellow Quartz (Citrine/Yellow Chalcedony)

Silicon Dioxide (SiO2)

Included Quartz Beads (likely Phantom Quartz or Garden Quartz)

Quartz (SiO2) with various mineral inclusions

Quartz with Mica inclusions (likely Schist or Gneiss host)

Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(OH)2)

Clear Quartz

Silicon dioxide (SiO2)

Quartz (Pale Rose or Milky Variety)

Silicon Dioxide (SiO2)

Quartz (Milky/Iron-stained)

Silicon Dioxide (SiO2)

Quartzite (Milky Quartz pebble)

Silicon Dioxide (SiO2)

Smoky Quartz (with Hematite inclusions)

Silicon Dioxide (SiO2)

Quartz (Iron-stained)

Silicon Dioxide (SiO2)

Mica Schist with Quartz

Mica-Quartz Schist (Muscovite subclass)

Quartzite with Chert inclusions

Metamorphosed Quartz-rich Rock (SiO2)

Green Calcite

Calcium Carbonate (CaCO3)

Milky Quartz

Silicon Dioxide (SiO2)

Serpentine Schist with Quartz Vein

Serpentine Schist (a type of Metamorphic rock). The white band is likely Quartz (SiO2).

Quartzite (or Iron-Stained Quartz Pebble)

Silicon Dioxide (SiO2) with Ferric Oxide inclusions

Siltstone with Quartz Vein

Siltstone (primarily SiO2, Al2O3, Fe2O3)

Quartz Pebble

Silicon Dioxide (SiO2)