Metamorphic, Likely Sedimentary With Quartz Veins

Tumbled milky quartz

Quartz (silicon dioxide, SiO₂)

Quartz-rich rock fragment (likely quartzite)

Quartzite, composed chiefly of quartz (SiO₂)

Quartz-rich mica schist (probable)

Mica–quartz schist; mainly quartz (SiO₂) with muscovite/biotite mica and possibly feldspar

Milky quartz

Quartz (silicon dioxide, SiO₂)

Quartz (likely Rose Quartz or Milky Quartz based on color)

Quartz (SiO2 - Silicon Dioxide)

Milky quartz

Quartz, silicon dioxide (SiO₂)

Rose Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz Crystal

Silicon Dioxide (SiO2)

Pink Quartz

Silicon Dioxide (SiO2)

Tumbled brown quartz (likely iron-stained quartzite or chalcedony)

Quartz, SiO₂; possibly microcrystalline quartz (chalcedony)

Banded River Rock with Quartz Vein

Siltstone/Greywacke with Quartz (SiO2)

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Pink-and-white quartz-rich pebble

Quartz (SiO₂), likely massive quartz with iron-oxide staining and possible feldspar inclusions

Milky quartz (quartz-rich rock fragment)

Quartz, silicon dioxide (SiO₂)

Tumbled quartz varieties

Quartz (SiO₂), likely milky quartz and/or chalcedony

Quartz Vein Quartzite Pebble

Quartzite with Quartz Veining

Quartz

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)

Quartz Veined Mudstone

Metasedimentary rock with Quartz (SiO2) veins

Polished quartz-rich breccia

Quartz–feldspar breccia; predominantly SiO₂ with feldspar and iron-oxide minerals

Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Green aventurine (likely)

Quartz, SiO₂, with green mica or other mineral inclusions; aventurine variety

Milky Quartz

Silicon Dioxide (SiO2)

Raw quartz-rich rock fragment

Quartz (SiO₂), likely iron-stained quartz or quartz-bearing feldspathic material

Quartz-rich rock with chlorite/epidote vein

Milky quartz with green chlorite or epidote; exact identification requires testing

Blue-gray quartz-rich rock, possibly quartzite or massive quartz

Quartz (SiO₂), likely recrystallized as quartzite

Quartz-rich pegmatitic rock with possible epidote or chlorite

Hydrothermal/pegmatitic quartz-bearing rock; identifiable minerals may include quartz (SiO₂), feldspar, and epidote/chlorite

Gold Nugget

Native Gold (Au)

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz Vein in Schist

Quartz (SiO2) in Pelitic Schist

Quartz Boulder

Silicon Dioxide (SiO2)

Small rounded pebble, likely quartz-rich river stone

Indeterminate; likely quartz/chert-bearing lithic clast

Milky quartz (likely)

Quartz, silicon dioxide (SiO₂)

Milky quartz (likely quartzite fragment)

Quartz, silicon dioxide (SiO₂)

Clear quartz (likely quartzite-like tumbled quartz)

Quartz, silicon dioxide (SiO₂)

Clear quartz tumbled stone

Quartz (silicon dioxide, SiO₂)

Quartz

Silicon Dioxide (SiO2)

Quartz

Silicon Dioxide (SiO2)