Raw Emerald (Emerald Beryl)
Beryl (Be3Al2Si6O18) with chromium/vanadium impurities
mineral
Category
Metamorphic (Pseudo Igneous)
Browse metamorphic (pseudo igneous) specimens identified by the Rock Identifier community.
Learn about Metamorphic (Pseudo Igneous) in the encyclopedia
View all →
Almandine Garnet
Fe3Al2(SiO4)3
mineral
Greenstone or Epidote-rich rock
Epidote or Chlorite schist/greenstone
metamorphic
Gneiss
Metamorphic Gneiss
metamorphic
Migmatite
Migmatite (Mixed Rock)
metamorphic
Greenish Feldspathic Rock / Epidote Granite (Unakite-type or Epidote-bearing rock)
Epidotized Metamorphic/Igneous Rock
metamorphic
Pyrite
Iron Sulfide (FeS2)
mineral
Greenish Metamorphic Rock (likely containing epidote or chlorite)
Metamorphic rock, possibly epidosite or greenstone
Metamorphic
Quartz
Quartz (SiO2)
Mineral
Magnetite
Magnetite (Fe3O4)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide (Limonite/Hematite)
mineral
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Calcium phosphate mineral, Ca5(PO4)3(F,Cl,OH)
mineral
Green Aventurine
Aventurine Quartz (SiO2 with Fuchsite inclusions)
mineral
Emerald in Matrix (Quartz/Schist)
Beryl (Be₃Al₂Si₆O₁₈) with Chromium/Vanadium impurities
mineral
Schist
Schist (metamorphic rock)
metamorphic
Magnetite / Ironstone
Iron(II,III) oxide (Fe3O4)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Likely weathered fossil shell or fossiliferous limestone
Indeterminate molluscan fossil, possibly a bivalve or brachiopod preserved in carbonate rock
fossil
Onyx (Agate) or Black Spinel/Glass
SiO2 (Silicon dioxide) if onyx/agate
gemstone
Yellow Calcite
Calcium Carbonate (CaCO3)
mineral
Mixed Rock Collection (Pebbles and Stones)
Various geological specimens
igneous, sedimentary, and metamorphic
White Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Crystal
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Labradorite
Plagioclase Feldspar (Na,Ca)(Al,Si)4O8
mineral
Milky Quartz with Iron Staining
Quartz (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral