Marble
Recrystallized Limestone (CaCO3)
metamorphic
Category
Metamorphic
Browse metamorphic specimens identified by the Rock Identifier community.
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Unakite (Epidotized Granite)
Epidotized Granite (SiO2 with Ca2(Al,Fe)3(SiO4)3(OH))
metamorphic
Epidote
Epidote (formula: Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))
mineral
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Anthracite Coal
Anthracite (Carbon-rich metamorphic coal)
metamorphic
Quartzite
Quartzite (SiO2-rich metamorphic rock)
metamorphic
Quartzite
Metamorphic Rock (composed mainly of SiO2)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Quartzite Cobble
Quartzite (SiO2 based metamorphic rock)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Banded Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneis
Gneiss (High-grade metamorphic rock)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Felsic Drill Core (likely Gneiss or Granite)
Felsic Metamorphic Rock (Gneissic profile)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Quartzite (River Cobble)
Metamorphic Rock (composed predominantly of SiO2)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Eclogite
Eclogite (Omphacite-Garnet Metamorphic Rock)
metamorphic
Lapis Lazuli
Lazurite-dominated contact metamorphic rock
metamorphic
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Anthracite Coal
Anthracite (Carbon-based metamorphic rock)
metamorphic
Quartzite (River Cobble)
SiO2 (Quartz-rich Metamorphic Rock)
metamorphic
Anthracite Coal
Anthracite (Carbon-rich metamorphic coal)
metamorphic
Quartzite
Quartzite (SiO2-rich metamorphic rock)
metamorphic
Lapis Lazuli (Tumbled)
Lazurite-dominated contact metamorphic rock
metamorphic
Schist/Phyllite
Metamorphic Schist (Chlorite Schist variety)
metamorphic
Quartz-veined Schist (or Metasandstone)
Metamorphic Rock with Quartz Veining (SiO2)
metamorphic
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneiss
High-grade metamorphic rock (Gneiss)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Banded Gneiss
Gneiss (complex metamorphic silicate rock)
metamorphic
Pink Granite Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Anthracite Coal
Anthracite (Carbon-rich metamorphic rock)
metamorphic
Granitic Gneiss
Gneiss (Metamorphic rock of granitic composition)
metamorphic
Anthracite
Anthracite (Carbon-rich metamorphic coal)
metamorphic
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic