Mineral Side Rock

Clear Quartz

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Amethyst (Quartz)

Silicon Dioxide with Iron impurities (SiO2)

Rock crystal quartz fragment

Quartz (silicon dioxide, SiO₂)

Black Opal (Triplet)

Hydrated Silica (SiO2·nH2O)

Clear Quartz Cluster

Silicon Dioxide (SiO2)

Amethyst crystal cluster

Amethyst, purple variety of quartz (SiO₂)

Clear Quartz Crystal (Herkimer Diamond style)

Silicon Dioxide (SiO2)

Amethyst quartz geode

Quartz, SiO₂; purple coloration from irradiation and trace iron

Ruby

Corundum (Al2O3 with Chromium trace impurities)

Quartz vein in weathered host rock

Milky quartz (SiO₂), likely in a feldspathic or carbonate-rich matrix

Clear quartz crystal

Quartz (silicon dioxide, SiO₂)

Quartz Crystal Cluster

Silicon Dioxide (SiO2)

Clear quartz crystal cluster

Quartz, silicon dioxide (SiO₂)

Iron-stained quartz crystal cluster

Quartz (SiO₂), likely stained by iron oxides

Mica Schist

Mica Schist (Quartz-Mica Metamorphic Rock)

Clear Quartz (Rock Crystal)

Quartz (Silicon Dioxide, SiO2)

Amethyst

SiO2 (Silicon Dioxide with iron impurities)

Epidote

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Amethyst Cluster

Silicon Dioxide (SiO2) with iron impurities

Amethyst Geode

Silicon Dioxide with impurities (SiO2)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Garnet (likely Almandine)

Almandine Garnet, Fe3Al2(SiO4)3

Epidote

Epidote - Ca2(Al,Fe)3(SiO4)3(OH)

Tumbled quartz (likely milky or included quartz)

Quartz, silicon dioxide (SiO₂)

Likely quartz-rich rock fragment

Quartz (silicon dioxide, SiO₂), possibly in a granitic or pegmatitic matrix

Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Clear Quartz Crystal

Quartz (Silicon Dioxide - SiO2)

Quartz crystal cluster (likely milky quartz)

Quartz, silicon dioxide (SiO₂)

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Garnet in Schist (Garnetiferous Micaceous Schist)

Almandine Garnet, Fe3Al2(SiO4)3

Quartz

Quartz (SiO2)

Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Epidote

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Botryoidal Chalcedony (Agate)

Silicon Dioxide (SiO2)

Clear Quartz Point

Silicon Dioxide (SiO2)

Quartz with Iron Staining

Silicon Dioxide (SiO2) with Ferric Iron Oxides

Quartz-rich rock, possibly milky quartz

Quartz (silicon dioxide, SiO₂), possibly with feldspar or mica inclusions

Almandine Garnet

Iron aluminum silicate (Fe3Al2(SiO4)3)

Diamond (as set in a metal alloy ring)

Diamond (Pure Carbon, C)

Quartz (Clear Quartz Point)

Silicon Dioxide (SiO2)