Metamorphic Rock (For Both Nephrite And Jadeite)

Yellow Aventurine

Silicon Dioxide (SiO2) with inclusion of Mica

Citrine

Silicon Dioxide (SiO2) with iron impurities

Peach Moonstone

Potassium Aluminum Silicate (KAlSi3O8); variety of Orthoclase Feldspar

Smoky Quartz

Smoky Quartz (Silicon Dioxide - SiO2)

Blue Apatite

Fluorapatite (Ca5(PO4)3F)

Yellow Quartz River Pebble

Silicon Dioxide (SiO2)

Kyanite in Quartz

Kyanite (Al2SiO5) with Quartz (SiO2) matrix

Sugilite

KNa2(Fe,Mn,Al)2Li3Si12O30 (Potassium Sodium Lithium Iron Manganese Aluminum Silicate)

Muscovite Mica (on Quartz Matrix)

Muscovite - KAl2(AlSi3O10)(OH)2

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz

Silicon Dioxide (SiO2)

Quartz (Raw Chunk)

Silicon Dioxide (SiO2)

Clear Quartz

Silicon Dioxide (SiO2)

Orange Calcite

Calcium Carbonate (CaCO3)

Sunstone

Plagioclase Feldspar (specifically Oligoclase variety with hematite or goethite inclusions) Chemical Formula: (Ca,Na)(Al,Si)2Si2O8

Green Aventurine

Silicon Dioxide (SiO2) with Fuchsite inclusions

Tiger's Eye

Pseudomorph of quartz after crocidolite (SiO2 with iron inclusions)

Smoky Quartz

Silicon Dioxide (SiO2)

Pyrite

Iron Disulfide (FeS2)

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Greenstone (Amygdaloidal Basalt)

Amygdaloidal Basalt (frequently composed of Plagioclase Feldspar, Pyroxene, and Olivine with Chlorite inclusions)

Milky Quartz (Water-worn Pebble)

Quartz (Silicon Dioxide) - SiO2

Aquamarine

Beryl (Be3Al2Si6O18 with iron traces)

Quartz (Grain/Fragment)

Silicon Dioxide (SiO2)

Basalt (Greenstone)

Amygdaloidal Basalt / Chloritized Basalt

Quartz

Silicon Dioxide (SiO2)

Specular Hematite with Pyrite

Iron Oxide (Fe2O3) with Iron Sulfide (FeS2)

Fluorite (left), Sodalite (middle), Dumortierite/Tumbled Quartzite (right)

Calcium Fluoride (CaF2), Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2), Aluminum Borosilicate (Al7(BO3)(SiO4)3O3)

Dendritic Agate

Silicon Dioxide (SiO2) with inclusions of manganese or iron oxides

Greenstone

Chlorite schist / Meta-basalt

Mica (Muscovite)

Potassium aluminum silicate - KAl2(AlSi3O10)(OH)2

Green Quartz (including Prase or Aventurine variants)

Silicon Dioxide (SiO2) with inclusions (likely Actinolite or Chlorite)

Labradorite

(Ca, Na)(Al, Si)4O8 (Plagioclase Feldspar)

Green Aventurine (Quartz)

SiO2 (Silicon Dioxide with Fuchsite inclusions)

Yellow Quartz (Citrine Quartz)

Silicon Dioxide (SiO2)

Milky Quartz

Silicon Dioxide (SiO2)

Amazonite

Microcline (KAlSi3O8) with lead inclusions

Muscovite Schist with Quartz

KAl2(AlSi3O10)(OH)2 in Schistose matrix

Smoky Quartz

Silicon Dioxide (SiO2)

Specular Hematite (Specularite)

Iron Oxide (Fe2O3)

Banded Agate

Cryptocrystalline Quartz (SiO2)