Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
mineral
Category
Metamorphic Mineral
Browse metamorphic mineral specimens identified by the Rock Identifier community.
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Quartz in Matrix
Silicon Dioxide (SiO2)
mineral
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Rutilated Quartz
Silicon Dioxide (SiO2) with Titanium Dioxide (TiO2) inclusions
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Gold-bearing Quartz
Auriferous Quartz (SiO2 with Native Gold inclusion)
mineral
Quartz Chip
Silicon Dioxide (SiO2)
mineral
Greenschist
Greenschist facies rock (containing chlorite, actinolite, and epidote)
metamorphic
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
metamorphic
Banded Metamorphic Rock (likely Quartzite or Serpentinite/Soapstone)
Metamorphic Rock (possibly a banded Quartzite or a foliated Serpentinite/Talc Schist based on appearance, general term for such a rock is 'Banded Metamorphic Rock' or 'Gneiss' if pronounced banding of different minerals)
Metamorphic
Citrine (Yellow Quartz)
Silicon Dioxide (SiO2)
Mineral
Mica Schist with Pyrite
Muscovite/Biotite Schist with Iron Sulfide (FeS2)
metamorphic
Chakra Stone (Composite / Man-made Bonded Gemstones)
Composite of Quartz, Lapis Lazuli, Aventurine, Tiger's Eye, and Jasper (SiO2, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, etc.)
Combined Minerals / Metaphysical stones
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
metamorphic
Gneiss (Pebble)
Gneiss
metamorphic
Quartzite
Metamorphosed Quartz Sandstone (SiO2)
metamorphic
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
metamorphic
Marble
Recrystallized Calcite / Dolomite (CaCO3)
metamorphic
Purple Aventurine
Quartzite with Lepidolite (SiO2 + K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
metamorphic
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
Aventurine
Silicon Dioxide (SiO2) with inclusions
metamorphic
Marble
Metamorphosed Limestone (principally CaCO3)
metamorphic
Goethite pseudomorph after Pyrite
Goethite (FeO(OH)) pseudomorph after Pyrite (FeS2)
mineral
Sapphire (Rough)
Corundum (Al2O3)
mineral
Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Muscovite Mica (with Quartz matrix)
Muscovite - KAl2(AlSi3O10)(OH)2
mineral
Schist (Biotite Schist)
Biotite-bearing Schist (K(Mg,Fe)3AlSi3O10(F,OH)2)
metamorphic
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Tiger's Eye
SiO2 (Quartz with inclusions of altered crocidolite)
metamorphic
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2 with iron oxide inclusions)
metamorphic
Rough Tanzanite
Zoisite (Ca2Al3(SiO4)3(OH))
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
mineral
Green Calcite
Calcium Carbonate (CaCO3)
mineral
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Garnet Schist
Almandine Garnet-bearing Mica Schist
metamorphic
Schist (specifically Mica Schist)
Mica Schist
metamorphic
Zebra Rock / Zebra Marble
Banded Limestone-Marble Transition
metamorphic
Greenstone / Epidosite
Epidosite (Metasomatic rock consisting mainly of Epidite Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH) and Quartz)
metamorphic
Lapis Lazuli
Lapis Lazuli (Complex aggregate mainly of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
metamorphic