Metamorphic Rock (For Nephrite And Some Jadeite); Mineral (For Jadeite)

Basalt

Basalt (Mafic volcanic rock)

Quartz Vein / Milky Quartz

Silicon Dioxide (SiO2)

Epidote

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

Gneiss

Gneiss (Metamorphic rock)

Quartz Geode (partially formed/chalcedony with iron staining)

Quartz (SiO2) with Chalcedony (cryptocrystalline quartz) and likely Iron Oxides/Hydroxides

Wishing Stone (Gneiss or Basalt with Quartz Vein)

Gneiss or Metabasalt (with a Quartz or Calcite intrusion)

Gold-bearing Quartz

Auriferous Quartz (SiO2 with Native Gold inclusion)

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Amazonite

Amazonite (KAlSi3O8, a variety of Microcline)

Ferruginous Sandstone (with Iron Oxide staining)

Clastic Sedimentary Rock - Quartz Arenite/Wacke

Emerald in Matrix (Quartz/Schist)

Beryl (Be₃Al₂Si₆O₁₈) with Chromium/Vanadium impurities

Serpentine, likely a variety of Chrysoprase (green chalcedony) or a similar translucent green mineral.

Serpentine Group Minerals (e.g., Antigorite, Lizardite) or Chalcedony (SiO2) with nickel impurities for Chrysoprase green.

Foliated Metamorphic Rock (likely Gneiss or Schist)

Gneissic Metamorphic Rock

Pyrite on Quartz matrix

Iron Disulfide (FeS2) on Silicon Dioxide (SiO2)

Schist

Mica Schist

Fossilized Crinoid Stem

Class Crinoidea (Echinodermata)

Druzy Quartz on Host Rock

Silicon Dioxide (SiO2)

Biotite Mica

Biotite (K(Mg,Fe)3AlSi3O10(OH,F)2)

Turquoise

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

Clear Quartz

Silicon Dioxide (SiO2)

Blue Apatite

Fluorapatite / Chlorapatite [Ca5(PO4)3(F,Cl,OH)]

Petrified Wood

Silicified Wood (primarily SiO₂ / Silicon Dioxide)

Grey Agate (Tumbled)

Silicon Dioxide (SiO2)

Greenschist (Greenstone)

Greenschist

Garnet Schist

Almandine-Muscovite Schist

Unakite (Epidotized Granite)

Unakite; primarily composed of Epidote (Ca2(Al,Fe)3(SiO4)3(OH)), Orthoclase (KAlSi3O8), and Quartz (SiO2)

Sandstone (Quartzite-rich Cobble)

Clastic sedimentary rock (primarily SiO2)

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Blue Quartz (Dumortierite Quartz)

Quartz (SiO2) with inclusions of Dumortierite (Al7(BO3)(SiO4)3O3)

Ironstone Concretion (Limonite/Goethite)

Goethite-rich Concretion (FeO(OH))

Milky Quartz

Crystalline Silicon Dioxide (SiO2)

Quartzite

Quartzite (primarily SiO2)

River Quartzite Siltstone

Quartz-rich Meta-siltstone (SiO2 dominated)

Sandstone (specifically Cross-bedded Sandstone)

Arenite (composed primarily of SiO2)

Schist

Schist (metamorphic rock)

Sandstone

Arenite (primarily SiO2)

Ferruginous Sandstone (Gritstone)

Clastic sedimentary rock with iron-rich cement (FeO(OH)·nH2O)

Ironstone Concretion / Limonite-stained Siltstone

Ironstone (primarily Limonite FeO(OH)·nH2O and Siltstone)

Quartz Vein in Host Rock (Gneiss/Schist)

Silicon Dioxide (SiO2) within a metamorphic matrix

Concretion

Various mineral compositions, typically carbonate or iron oxide cemented sediment

Quartz (beads)

SiO2 (Silicon Dioxide)

Unakite

Epidotized Granite