Minerals

Gneiss

High-grade Metamorphic Gneiss

Basalt with Quartz Veins

Aphanitic Mafic Igneous Rock (primarily Plagioclase and Pyroxene) with SiO2 inclusions

Gneiss (specifically a Hornblende Gneiss or Micaceous Gneiss)

Gneiss (metamorphic rock composed primarily of quartz, feldspar, and mafic minerals)

Quartz / Quartzite

Silicon Dioxide (SiO2)

Liesegang Stone (Sandstone with Liesegang Rings)

Clastic sedimentary rock with li-secondary iron oxide mineralization

Sunstone

Oligoclase or Andesine (Plagioclase Feldspar) - (Ca, Na)((Al, Si)2Si2O8)

Blue Calcite

Calcium Carbonate (CaCO3)

Limonite with Opal infusion

FeO(OH)·nH2O (Limonite) / SiO2·nH2O (Opal)

Opal

Hydrated Amorphous Silica (SiO2·nH2O)

Septarian Nodule Geode

Septarian concretions (composed of Calcite, Aragonite, and Limestone)

Shale

Shale (Argillaceous sedimentary rock)

Pink Granite

Phaneritic Plutonic Intrusive Rock (Granite)

Granite

Granite (Phaneritic igneous rock)

Gneiss

Gneiss (High-grade metamorphic rock)

Granite

Phaneritic Igneous Rock (Granite)

Petrified Wood

Silicified Wood (primarily SiO2)

Pink Granite

Phaneritic intrusive igneous rock with dominant Alkali Feldspar

Strawberry Quartz

Quartz (SiO2) with inclusions of Goethite or Hematite

Greenstone

Metabasalt / Metamorphosed Igneous Rock

Limonite (also known as Yellow Ochre or Brown Hematite)

Limonite (Hydrated iron oxide-hydroxide, FeO(OH)·nH2O)

Red Sandstone

Arenite (Fe2O3 enriched)

Turquoise

Turquoise, CuAl6(PO4)4(OH)8·4H2O

Quartz Vein

Silicon Dioxide (SiO2)

Sandstone (Ferruginous)

Arenite with Hematite cement (SiO2 + Fe2O3)

Jasper

Jasper (Silicon Dioxide, SiO2)

Sandstone (Ferruginous)

Arenite (primarily SiO2 with Fe2O3 staining)

Lepidolite

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

Sandstone

Arenite

Limonite with Galena

FeO(OH)·nH2O (Limonite) and PbS (Galena)

Gold-bearing Quartz with Iron Oxides

Quartz (SiO2) with Limonite/Goethite (FeO(OH)) and Pyrite (FeS2)

Sandstone

Arenite (SiO2 based typically)

Turquoise

CuAl6(PO4)4(OH)8·4H2O (Hydrous phosphate of copper and aluminium)

Turquoise

Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)

Obsidian

Volcanic glass (SiO2-rich extrusive igneous rock)

Sandstone

Arenite (primarily SiO2)

Greenstone (Metabaltic/Greenschist)

Chlorite schist / Meta-basalt

Schist

Mica Schist (Quartz-Muscovite-Biotite Schist)

Banded Rock (likely Quartz-rich)

Uncertain, likely a Metamorphic Rock (e.g., Gneiss or Schist) with prominent Quartz and other minerals

Sulfur (with Matrix)

Native Sulfur (S8)

Granodiorite

Granodiorite (Intermediate intrusive igneous rock)

Granite Gneiss

Gneiss (High-grade Regional Metamorphic Rock)

Gold Nugget (Placer Gold)

Native Gold (Au)