Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Category
Igneous And Metamorphic
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Gneiss
Metamorphic Gneiss (High-grade regional metamorphism)
metamorphic
Garnet (Almandine or Pyrope)
Garnet group; (Fe,Mg)3Al2(SiO4)3
gemstone
Garnet
Garnet group (X3Y2(SiO4)3)
mineral
Granite Gneiss
Granitoid Gneiss
metamorphic
Gneiss (Metamorphic Pebble)
Metamorphic Rock (Quartz-Feldspar-Biotite Gneiss)
metamorphic
Greenschist
Chlorite-actinolite schist
metamorphic
Lapis Lazuli
Rock composed mainly of lazurite ((Na,Ca)8(AlSiO4)6(SO4,S,Cl)2), calcite, and pyrite
metamorphic
Fuchsite (Green Muscovite / Mica Schist)
Chromian Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Gneiss (with Quartzite layers)
Gneissic Metamorphic Rock
metamorphic
Almandine Garnet
Almandine (Fe3Al2(SiO4)3)
mineral
Garnet
Garnet Group (complex nesosilicates with general formula X3Y2(SiO4)3, where X can be Ca, Mg, Fe2+, Mn2+ and Y can be Al, Fe3+, Cr3+, V3+)
Mineral
Greenstone
Metabasalt / Greenschist
metamorphic
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz with Iron Staining)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Sunstone Beads
Feldspar group (Oligoclase / Labradorite)
gemstone
Quartz (Tumbled)
Silicon Dioxide (SiO2)
mineral
Quartz (Clear Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Labradorite
Plagioclase Feldspar (Ca,Na)(Al,Si)4O8
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Yellow/Orange variety)
Silicon Dioxide (SiO2)
mineral
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
White Agate / Chalcedony
Silicon Dioxide (SiO2)
gemstone
Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Rose or Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble (Smoky Quartz / Chalcedony)
Silicon Dioxide (SiO2)
mineral
Beach Pebble (Quartz / Quartzite)
Silicon Dioxide (SiO2)
sedimentary
Sodalite
Na8(Al6Si6O24)Cl2
mineral