Mineral (Variant Of Quartz)

Milky Quartz (Micro-specimen)

Silicon Dioxide (SiO2)

Citrine quartz crystal cluster

Quartz, SiO₂; likely iron-colored citrine, possibly heat-treated amethyst

Quartz-veined Basalt or Limestone Pebble

Quartz vein in host rock (Silicate mineral in carbonate or volcanic matrix)

Rutilated Quartz

SiO2 with TiO2 inclusions

Gold in Quartz

Hydrothermal Quartz with Native Gold (SiO2 with Au)

Rose quartz

Quartz, silicon dioxide (SiO₂), pink variety

Quartz Vein in Siltstone

SiO2 (Quartz) on clastic sedimentary matrix

Quartz (Quartzite)

Silicon Dioxide (SiO2)

Milky Quartz with Chlorite inclusions

Silicon Dioxide (SiO2) with Chlorite group minerals

Tumbled milky quartz pebble

Quartz, SiO₂

White quartz geode nodule

Quartz (SiO₂), likely a quartz-lined geode or vug in a host rock

Pink quartz (likely rose quartz)

Quartz, silicon dioxide (SiO₂), likely rose quartz; possibly lab-created or treated

Quartz-bearing pegmatite

Quartz (SiO₂) with feldspar and mica, likely a granitic pegmatite

Likely milky quartz fragment

Quartz (silicon dioxide, SiO₂), possibly with iron-oxide or mica inclusions

Weathered quartz-rich metamorphic rock, likely milky quartz or quartzite

Quartz (SiO₂), possibly quartzite with iron-oxide staining and dark inclusions

Yellow Quartz

Silicon Dioxide (SiO2)

Iron-stained milky quartz

Quartz (SiO₂), with iron-oxide staining

Milky Quartz

Silicon Dioxide (SiO2)

Quartz crystal with associated mica or feldspar

Quartz (SiO₂), with possible muscovite mica and feldspar inclusions

Quartz Vein in Rhyolite

Silicon Dioxide (SiO2) in extrusive igneous rock

Quartz crystal fragment (likely milky quartz)

Quartz, silicon dioxide (SiO₂)

Quartz with Iron Inclusions

SiO2

Quartz cluster, possibly druzy quartz on matrix

Quartz (SiO₂), likely microcrystalline to coarse crystalline; associated matrix uncertain

Quartz (Milky / Massive Quartz)

Silicon Dioxide (SiO2)

Quartz-rich vein fragment, possibly quartz with mica or calcite

Quartz (SiO₂), with probable muscovite/biotite mica and minor feldspar or calcite

Small white rounded mineral grain, likely quartz

Quartz (SiO₂), probable milky or vein quartz

Garden Quartz (Lodolite / Inclusion Quartz)

Quartz with inclusions (SiO2 with various mineral inclusions)

Tumbled white quartz pebble

Quartz (silicon dioxide, SiO₂)

Raw smoky quartz (likely iron-stained quartz)

Quartz, SiO₂; brown coloration may reflect irradiation-related smoky quartz and iron-oxide inclusions

Milky Quartz

Silicon Dioxide (SiO2)

Bull Quartz (Milky Quartz)

Quartz (Silicon Dioxide - SiO2)

Milky Quartz

Quartz (Silica - SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Milky quartz

Quartz (SiO₂), likely iron-stained or feldspar-bearing

Raw quartz-bearing mineral fragment

Quartz, silicon dioxide (SiO₂), possibly included or matrix-bearing

Quartz Vein in Hematitic Siltstone

Hydrothermal Quartz (SiO2) in Ferriferous Matrix

Quartz-rich pegmatite (likely tourmaline-bearing)

Granitic pegmatite; primarily quartz (SiO₂), with feldspar and dark tourmaline/biotite

Clear Quartz

SiO2 (Silicon Dioxide)

Quartz (Vein Quartz)

Silicon Dioxide (SiO2)

Quartz with Epidote / Chlorite Inclusions

Silicon Dioxide (SiO2) with Epidote Ca2(Al,Fe)3(SiO4)3(OH)

Green Aventurine and Clear Quartz Bracelet

Quartz variety with Fuchsite inclusions (Aventurine) and pure Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)