Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic
Category
Metamorphic Or Sedimentary (With Staining)
Browse metamorphic or sedimentary (with staining) specimens identified by the Rock Identifier community.
Schist (specifically Chlorite/Greenschist)
Chlorite Schist
metamorphic
Marble
Recrystallized Calcite (CaCO3)
metamorphic
Anthracite Coal
Anthracite (Carbon based fossil fuel)
metamorphic
Pyrite
Iron Disulfide (FeS2)
mineral
Green Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Quartz (specifically Milky/White Quartz)
Silicon Dioxide (SiO2)
mineral
Feldspar
KAlSi3O8 - NaAlSi3O8 - CaAl2Si2O8
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Crystalline Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Quartz (Milky/Rose variety)
Silicon Dioxide (SiO2)
mineral
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Orange Calcite
Calcite (Calcium Carbonate - CaCO3)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Magnetite Sand (Black Sand)
Magnetite (Fe3O4)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Specular Hematite (Specularite)
Iron Oxide (Fe2O3)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Chert / Flint
Chert (varieties include Flint)
Sedimentary
Graphite Schist
C (Carbonaceous Schist)
metamorphic
Garnet Schist
Almandine Garnet Schist
metamorphic
Marble
Metamorphosed Limestone/Dolomite
metamorphic
Gneiss (specifically Granitic Gneiss)
Gneiss (composed primarily of Quartz, Feldspar, and Biotite/Amphibole)
metamorphic
Gneiss
High-grade foliated metamorphic rock
metamorphic
White Marble
Recrystallized Calcite (CaCO3)
metamorphic
Gneiss (specifically Banded Gneiss)
Gneiss
metamorphic
Mica Schist with Pyrite
Muscovite/Biotite Schist (Complex Silicate)
metamorphic
Gneiss
Gneiss
metamorphic
Gneiss (Banded Gneiss)
Gneiss
metamorphic
Marble
Metamorphosed Limestone (principally CaCO3)
metamorphic
Gneiss
Gneiss
metamorphic
Granite Gneiss
Felsic Gneiss
metamorphic
Garnet Schist
Garnetiferous Mica Schist
metamorphic
Green Aventurine
Silicon Dioxide (Quartz) with inclusions of Fuchsite (K(Al,Cr)2(AlSi3O10)(OH)2)
metamorphic
Gneiss
Gneiss
metamorphic