Quartzite Pebble
Metamorphic Quartzite (SiO2)
metamorphic
Category
Metamorphic (Modified)
Browse metamorphic (modified) specimens identified by the Rock Identifier community.
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Gneiss
Gneiss (Metamorphic rock)
metamorphic
Gneiss
Foliated Metamorphic Gneiss
metamorphic
Quartzite with Sandstone/Iron staining
Metamorphic Quartzite (SiO2)
metamorphic
Quartz River Pebble (Quartzite)
Metamorphic Quartzite (SiO2)
metamorphic
Picasso Stone
Metamorphic Limestone (Marble)
metamorphic
Quartzite (with Iron Staining)
Metamorphic Quartzite (SiO2)
metamorphic
Gneiss
Gneissic Metamorphic Rock
metamorphic
Gneiss (with Quartzite layers)
Gneissic Metamorphic Rock
metamorphic
Quartzite (River Pebble)
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartzite (SiO2)
metamorphic
Slate
Foliated Metamorphic Rock
metamorphic
Quartzite Pebble
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite (River Pebble)
Metamorphic Quartzite (SiO2)
metamorphic
Quartzite
Metamorphic Quartz (SiO2)
metamorphic
Quartzite Pebble
Metamorphic Quartz (SiO2)
metamorphic
Yellow Quartzite (River Pebble)
Metamorphic Quartzite (SiO2)
metamorphic
Slate
Foliated Metamorphic Rock
metamorphic
River Quartzite (River Pebble)
Metamorphic Quartzite (SiO2)
metamorphic
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Schist
Crystalline Metamorphic Schist
metamorphic
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Tiger's Eye
Silicon dioxide (SiO2) with fibrous inclusions of crocidolite
Mineral
Quartz in Matrix (Lepidolite or Quartzite)
Silicon Dioxide (SiO2) with host rock
mineral
Quartzite pebble
Quartzite (SiO2 based)
metamorphic
River Pebble (Gneiss or Quartzite mixture)
Metamorphic rock (Commonly Gneissic)
metamorphic
Greenstone
Metabasalt / Greenschist
metamorphic
Quartz pebble
Silicon dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Blue Apatite
Apatite (Ca5(PO4)3(F,Cl,OH))
mineral
Pink Quartz
Silicon Dioxide (SiO2)
mineral
Green Aventurine
SiO2
mineral
Pyrite in Matrix
Iron Sulfide (FeS2) embedded in host rock
mineral
Peacock Ore
Bornite (Cu5FeS4)
mineral
Sugilite
Sugilite (KNa2(Fe,Mn,Al)2Li3Si12O30)
mineral
Green Tourmaline (Verdelite)
Elbaite (Na(Li,Al)3Al6(BO3)3Si6O18(OH)4)
gemstone
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
White Buffalo Turquoise (or Howlite/Magnesite)
Calcite/Dolomite or Magnesite with Chert/Quartz inclusions
gemstone
Mica Schist
Mica Schist (predominantly Muscovite/Biotite Schist)
metamorphic
Epidote
Epidote (Ca2(Al, Fe)3(SiO4)3(OH))
metamorphic
Epidote
Calcium aluminum iron silicate hydroxide (Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Ruby in Zoisite (Anyolite) or Tumbled Dyed Agate/Quartzite
Zoisite with Corundum (Al2O3 + Ca2Al3(SiO4)3(OH))
metamorphic