Man Made Metamorphic Style Composite

Nephrite Jade

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

Yellow Quartzite (River Cobble)

Quartzite (mainly SiO2)

Quartzite

Quartzite (SiO2)

Quartzite Pebble

Quartzite (primarily SiO2)

Quartzite River Pebbles

Quartzite (primarily SiO2)

Quartzite

Quartzite (primarily SiO2)

Quartzite

Meta-quartzite (SiO2)

Quartzite

Quartzite (SiO2)

Quartzite

Quartzite (primarily SiO2)

Quartzite

Quartzite (primarily SiO2)

Quartzite

Quartzite (primarily SiO2)

Quartz (Clear Quartz and Rose Quartz variants)

Silicon Dioxide (SiO2)

Serpentine

Serpentine Group (Mg,Fe,Ni,Al,Zn,Mn)2-3(Si,Al,Fe)2O5(OH)4

Agate (Moss or Dendritic Agate)

Chalcedony (Silicon Dioxide, SiO2)

Quartzite

Quartzite (SiO2)

Quartzite Pebble (River Rock)

Quartzite (SiO2)

Greenstone

Metabasalt / Greenschist facies rock

Orange Quartzite (Tumble-polished)

Quartzite (primarily SiO2)

Yellow Quartzite

Quartzite (SiO2)

Slate

Slate (Metamorphosed Mudstone/Shale)

Eclogite

Eclogite (comprising Omphacite and Garnet)

Pink Quartzite

Quartzite (mainly SiO2 with iron oxide impurities)

Quartzite

Quartzite (primarily SiO2)

White Marble

Recrystallized Calcite (CaCO3)

Greenstone

Greenschist (composed of actinolite, chlorite, and epidote)

Cloudy Quartz

Quartz (Silicon Dioxide, SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Biotite (Black Mica)

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

Quartz (Iron-Stained or Milky Quartz)

Silicon Dioxide (SiO2)

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Limestone (specifically Travertine or Tufa)

Calcium Carbonate (CaCO3)

Diabase (also known as Dolerite)

Diabase / Dolerite

Granite

Course-grained intrusive igneous rock

Granite River Rock

Phaneritic Felsic Igneous Rock (Granite)

Quartz Sand Grain

Silicon Dioxide (SiO2)

Chiastolite (Andalusite)

Al2SiO5

River Quartz Pitting/Cobble

Silicon Dioxide (SiO2)

Quartz Pebble (Iron-Stained)

Quartz (Silicon Dioxide - SiO2)

Bull Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

Calcite

Calcium Carbonate (CaCO3)

Nephrite Jade (or Serpentine)

Nephrite (a variety of amphibole mineral tremolite-actinolite) or Serpentine Group minerals

Emerald

Beryl (Be3Al2(SiO3)6) with trace Chromium/Vanadium