Hematite
Iron(III) oxide (Fe2O3)
mineral
Category
Metamorphic Mineral
Browse metamorphic mineral specimens identified by the Rock Identifier community.
Schist (Biotite/Mica Schist)
Medium-grade regional metamorphic rock (rich in Phyllosilicates)
metamorphic
Quartz (Quarzite or Massive Quartz vein)
Silicon Dioxide (SiO2)
metamorphic
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
metamorphic
Greenschist
Greenschist (Chlorite Schist)
metamorphic
Quartzite with inclusions
Quartzite (primarily SiO2)
metamorphic
Quartz with Mica (Gneissic or Pegmatitic origin)
Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(F,OH)2)
metamorphic
Marble
Recrystallized Calcite (CaCO3) / Marble
metamorphic
Marble (Carrara Marble style)
Recrystallized Calcite (CaCO3)
metamorphic
Mica Schist
Schist (Biotite/Muscovite rich)
metamorphic
Aventurine (Green)
Silicon Dioxide (Quartz with inclusions of Fuchsite)
metamorphic
Zebra Jasper
Silicon Dioxide (SiO2) with iron oxide and manganese inclusions
metamorphic
Epidosite (Unakite-related)
Epidosite (predominantly Epidote, Ca2(Al2,Fe3+)(SiO4)3(OH))
metamorphic
Green Aventurine
Silicon Dioxide with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
metamorphic
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Amethyst
Silicon Dioxide (SiO2) containing iron impurities
mineral
Citrine Quartz
Silicon Dioxide (SiO2) with ferric iron impurities
mineral
Muscovite Mica (on Quartz Matrix)
Muscovite - KAl2(AlSi3O10)(OH)2
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Rough Sapphire
Corundum (Al2O3)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
Mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Milky Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2) / Rock Crystal
mineral
Citrine Quartz
Crystalline Quartz (SiO2 with iron impurities)
mineral
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
mineral
Orange Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Agate (Banded Chalcedony)
Agate (Silicon Dioxide, SiO2)
mineral
Grey Banded Agate
Chalcedony (Silicon Dioxide, SiO2)
mineral
Banded Agate
Cryptocrystalline Quartz (SiO2)
mineral
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8) with Albite inclusions
mineral
Quartz (Milky Quartz / Quartzite)
Silicon Dioxide (SiO2)
mineral
Sapphire
Corundum (Al2O3)
mineral
Yellow Quartz (Citrine or Quartz Crystal with Iron Inclusions)
Silicon Dioxide (SiO2)
mineral
Pink Tourmaline (Rubellite)
Elbaite (Tourmaline group) - Na(Li,Al)3Al6(BO3)3Si6O18(OH)4
mineral