Mixed (Sedimentary, Igneous, And Metamorphic)

Unakite

Unakite (metamorphosed granite)

Jasper and Quartz

Silicon Dioxide (SiO2)

Granite

Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Mookaite Jasper

Silicified Radiolarite (SiO2 with iron impurities)

Unakite

Unakite Epidosite (composite of Epidote, Orthoclase, and Quartz)

Lapis Lazuli

Lapis Lazuli (Rock containing lazurite, calcite, and pyrite)

Pink Granite

Phaneritic intrusive igneous rock (Granite)

Pink Granite

Phaneritic intrusive igneous rock (Granite)

Pink Granite (Gneissic Granite)

Granite (composed primarily of Quartz, K-Feldspar, and Plagioclase)

Granodiorite

Granodiorite (containing Plagioclase, Quartz, K-Feldspar, and Hornblende or Biotite)

Pink Granite

Granite (rich in Potassium Feldspar/Orthoclase)

Black Tourmaline (Schorl)

NaFe3Al6(BO3)3Si6O18(OH)4

Unakite

Altered Granite (Epidotized Granite)

Concrete rubble

Anthropogenic conglomerate

K-feldspar Granite / Red Granite Fragment

Alkali feldspar granite (Plutonic igneous rock)

Pink Granite

Phaneritic Felsic Igneous Rock (Granite)

Jasper and Greenstone Pebble

Siliceous rock / Metamorphic pebble

Diorite

Diorite (plutonic igneous rock)

Unakite

Granitic rock composed of pink orthoclase feldspar, green epidote, and clear quartz

Mixed Mineral Collection (Quartz, Amethyst, Rose Quartz, Pyrite, etc.)

Mixed Silicates and Sulfides (SiO2, FeS2)

Granite / Feldspar gravel

Granite (felsic intrusive igneous rock)

River Pebbles (including Granite and Basalt)

Mixed Igneous Rocks (Granite, Basalt)

Jasper and Quartz Breccia

Silica breccia (SiO2)

Pyrite

Iron Sulfide (FeS2)

Granite (Pink/Potassium Feldspar rich)

Granite (K-feldspar rich intrusive igneous rock)

Pink Granite

Phaneritic Felsic Igneous Rock (Rich in K-Feldspar)

Purple Lepidolite with Quartz

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)

Granodiorite

Intermediate Phaneritic Plutonic Rock

Granite

Granite (Felsic Plutonic Rock)

Pink Granite

Phaneritic Plutonic Felsic Igneous Rock (Granite)

River Pebble

Polished Quartzite or Mixed Lithology

Sodalite

Sodalite (Na8Al6Si6O24Cl2)

Quartz with Iron Staining

Silicon Dioxide (SiO2) with Hematite/Limonite inclusions

Pink Granite

Phaneritic Felsic Igneous Rock

Mookaite Jasper

Silicified Radiolarite (SiO2)

Gravel or Pebble

Clastic Sedimentary Grain (typically composed of Quartz or Silicate minerals)

Breccia

Breccia (Clastic sedimentary rock)

Mahogany Obsidian

Volcanic Glass (SiO2 with Hematite/Magnetite inclusions)

Granite Pebble

Granite

Amethyst (Raw Quartz)

Silicon Dioxide (SiO2)

Granite Pebble (Pegmatitic Quartz-Feldspar River Rock)

Granite / Quartz-Feldspar-Mica Aggregate

Red Granite

Granite (Felsic Plutonic Rock)