Anthropogenic (Man Made Material Processed By Nature)

Emerald in Host Rock

Beryl (Be3Al2Si6O18) containing Chromium and/or Vanadium

Smoky Quartz

Quartz (SiO₂)

Granite

Phaneritic Plutonic Felsic Rock (SiO2 > 69%)

Limestone (with potential fossil inclusions)

Calcium Carbonate (CaCO3)

Turquoise

Turquoise (CuAl6(PO4)4(OH)8·4H2O)

Corundum

Corundum (Aluminium oxide, Al2O3)

Granite

Granite (Phaneritic Acid Igneous Rock)

Sandstone

Arenite (primarily SiO2 - Silicon Dioxide)

Granite

Granite (Felsic Plutonic Rock)

Sandstone (Quartzose)

Arenite (predominantly SiO2)

Granite

Phaneritic plutonic rock (primarily Quartz, Alkali Feldspar, and Plagioclase)

Sandstone (likely Quartzose type)

Clastic sedimentary rock (primarily SiO2)

Granite

Phaneritic Plutonic Felsic Rock

Dendritic Agate (or Dendritic Opal)

SiO2 (for Agate), SiO2·nH2O (for Opal)

Rose Quartz

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

Jasper and Aquamarine (likely)

Jasper (Cryptocrystalline Quartz (SiO2)), Aquamarine (Beryl (Be3Al2Si6O18))

Pink Granite

Phaneritic Felsic Igneous Rock

Sandstone (Quartzose Sandstone)

Arenite (primarily SiO2)

Granite

Granite (composed primarily of Quartz, Alkali Feldspar, and Plagioclase)

Granite

Granite (Mainly Quartz SiO2, Alkali Feldspar (K,Na)AlSi3O8, and Plagioclase Feldspar)

Sandstone (Ferruginous)

Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)

Granite

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

Sandstone (lithic/greywacke variant)

Clastic sedimentary rock (primarily SiO2 with rock fragments)

Granite

Granite (a common term for a felsic intrusive igneous rock)

Rose Quartz

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

Granite

Felsic Intrusive Igneous Rock

Obsidian

Volcanic glass

Rose Quartz

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

Malachite

Malachite (Cu2CO3(OH)2)

Green Chalcedony (likely Chrysoprase or dyed Green Agate)

Silicon Dioxide (SiO2) with nickel impurities or chromium/dye

Peacock Ore

Bornite (Cu5FeS4) or Chalcopyrite (CuFeS2) with iridescent tarnish

Diamond

Native Carbon (C)

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Sandstone (likely Arkosic)

Clastic Sedimentary Rock

Sandstone (Ferruginous)

Arenite (Fe2O3 stained)

Limestone

CaCO3 (Mainly Calcite or Aragonite)

Limestone (Micrite/Chalky variety)

Calcium Carbonate (CaCO3)

Nephrite Jade

Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2)

Peacock Ore

Bornite (Cu5FeS4)

Red Jasper

Silicon Dioxide (SiO2) with Hematite impurities

Agate (specifically Botswana or Banded Agate variety)

Chalcedony (Silicon Dioxide, SiO2)

Jade (likely Nephrite or Jadeite)

Nephrite (a variety of actinolite, Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (NaAlSi2O6)