Quartz (specifically Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Igneous, Sedimentary, Metamorphic
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Quartz (Chalcedony/Agate)
Silicon Dioxide (SiO2)
mineral
Quartz (River Pebble)
Quartz (SiO₂ - Silicon Dioxide)
Mineral
Quartzite
Metamorphic Rock consisting chiefly of Quartz (SiO2)
metamorphic
Dalmatian Jasper
Peralkaline Rhyolite (composed of Quartz, Feldspar, and Arfvedsonite)
igneous
Epidote in Matrix (Dragon Stone variant)
Epidote with Quartz/Feldspar (Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Greenschist
Greenschist (Chlorite Schist)
metamorphic
Dalmatian Jasper
Peralkaline rhyolite with arfvedsonite inclusions
igneous
Dalmatian Jasper
Peralkaline Quartz-Feldspar Rock with Arfvedsonite
igneous
Dalmation Stone
Dalmation Jasper (Igneous microcrystalline quartz with arfvedsonite)
igneous
Greenstone / Greenschist
Greenschist (containing Chlorite, Epidote, Actinolite)
metamorphic
Quartz Vein in Gneiss/Granite
Silicon Dioxide (SiO2) in Feldspar-Quartz Gneiss host rock
metamorphic
Epidotite
Epidotite (Epidote content > 50%)
metamorphic
Lapis Lazuli
Lazurite-rich metamorphic rock (approx. Na6Ca2(Al6Si6O24)(S,SO4,Cl)1,2)
metamorphic
Lapis Lazuli
Lapis Lazuli (Metamorphic Rock containing Lazurite, Calcite, Pyrite, and Sodalite)
metamorphic
Serpentine
Hydrous magnesium iron silicate, (Mg,Fe)3Si2O5(OH)4
metamorphic
Gravel Pebble (Likely Quartzite or Basalt)
Quartzite (or Macrocrystalline Quartz)
metamorphic
Painted River Rock (likely Quartzite or Granite)
Quartzite or Granitic Gneiss (painted)
metamorphic
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4
metamorphic
Greenstone / Greenschist
Greenschist (composed of chlorite, epidote, and actinolite)
metamorphic
Greenstone
Greenschist
metamorphic
Muscovite Schist with Quartz
Mica Schist (KAl2(AlSi3O10)(OH)2)
metamorphic
Rhodonite (in matrix)
Rhodonite (Mn,Fe,Mg,Ca)SiO3
Mineral
Kyanite
Kyanite (Al2SiO5)
mineral
Garnet in Matrix (Schist or Quartz)
Almandine Garnet, Fe3Al2(SiO4)3
metamorphic
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
mineral
Actinolite
Ca2(Mg,Fe)5Si8O22(OH)2
mineral
Quartz
Quartz (SiO₂)
Mineral
Muscovite Mica
Muscovite (Potassium Mica) KAl2(AlSi3O10)(OH)2
Mineral
Anthracite Coal
Anthracite (Carbon C)
metamorphic
Dalmatian Jasper
Dalmatian Stone (Aplite with Arfvedsonite)
igneous
Dalmatian Stone
Aplite (often incorrectly called Dalmatian Jasper)
igneous
Pyrite
Iron Sulfide (FeS2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrated iron(III) oxide-hydroxide)
mineral
Specular Hematite with Quartz and Limonite
Hematite (Fe2O3) with Quartz (SiO2) and Limonite (FeO(OH)·nH2O)
Mineral
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Mica Schist (Greenschist / Chlorite Schist)
Schist (rich in Muscovite, Chlorite, and Quartz)
metamorphic
Green Schist
Greenschist (Chlorite Schist)
metamorphic
Epidote (Greenstone)
Epidote (Ca2(Al2,Fe)(SiO4)(Si2O7)O(OH))
metamorphic
Nephrite Jade
Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)
metamorphic