Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Category
Mixed (Igneous, Sedimentary, Metamorphic, And Minerals)
Browse mixed (igneous, sedimentary, metamorphic, and minerals) specimens identified by the Rock Identifier community.
Learn about Mixed (Igneous, Sedimentary, Metamorphic, And Minerals) in the encyclopedia
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Pyrite
Iron Disulfide (FeS2)
mineral
Gneiss
Gneiss
metamorphic
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Schist (Micaceous Schist)
Micaceous schist (Mainly Muscovite/Biotite mixed with Quartz)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Fossil Assortment and Geological Specimens
Various (including Ammonoidea)
fossil
Asphalt (Bituminous Rock)
Natural bitumen or Bituminous limestone/sandstone
sedimentary
Gneiss (likely Granitic Gneiss)
Gneiss
metamorphic
Banded Gneiss
Gneiss (high-grade metamorphic silicate rock)
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz-rich rock fragments, likely granite or gneiss
Granite/gneiss assemblage; chiefly quartz (SiO₂), feldspar, and mica
igneous
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Weathered, quartz-rich metamorphic rock (likely schist or gneiss)
Quartz–feldspar–mica schist/gneiss, with surface lichens and iron-oxide staining
metamorphic
Gneiss
Gneiss
metamorphic
Granite Gneiss
Granitic Gneiss
Metamorphic
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
gemstone
Gneiss
Foliated Metamorphic Rock
metamorphic
Gneiss (Metamorphic Pebble)
Gneiss (SiO2-rich metamorphic rock)
metamorphic
Banded Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Magnetite (Loadstone candidate)
Iron(II,III) oxide (Fe3O4)
mineral
Gold Flakes
Native Gold (Au)
mineral
Gneiss (Banded Gneiss)
Gneiss
metamorphic
Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
sedimentary
Gneiss
Gneiss
metamorphic
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Rough Quartz (Milky / Clear Quartz)
Silicon Dioxide (SiO2)
mineral
Blue Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Gneiss
Gneiss
metamorphic
Gneiss
Gneiss
metamorphic
Raw tourmaline crystal (probable schorl)
Tourmaline group; likely schorl, NaFe3+Al6(BO3)3Si6O18(OH)4
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz
Silicon Dioxide (SiO2)
mineral
Banded Iron Formation (Jaspilite / Hematite Jasper)
SiO2 + Fe2O3 (Quartz with Hematite/Magnetite)
sedimentary
Quartz
Silicon Dioxide (SiO2)
mineral
Granite with Epidote
Granite, containing quartz, feldspar, and epidote
Igneous