Bornite (Peacock Ore)
Bornite (Cu5FeS4)
mineral
Category
Mixed (Igneous, Sedimentary, Metamorphic, And Minerals)
Browse mixed (igneous, sedimentary, metamorphic, and minerals) specimens identified by the Rock Identifier community.
Gneiss (with Quartz-Feldspar vein)
Gneiss (high-grade metamorphic rock) containing Quartz (SiO2) and Feldspar (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8)
metamorphic
Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Granitic Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Gneiss
Foliated Metamorphic Rock (Gneiss)
metamorphic
Pink Feldspar (Orthoclase)
Orthoclase Feldspar (KAlSi3O8)
mineral
Gneiss
Gneiss
metamorphic
Gneiss
Gneiss
metamorphic
K2 Jasper (K2 Granite)
Azulite in Granite (Quartz + Feldspar + Biotite + Azurite)
igneous
Chrysocolla
Hydrated copper silicate - Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O
mineral
Gneiss (specifically a Banded Gneiss pebble)
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Black Tourmaline (Schorl)
Schorl (Na(Fe^2+)3Al6(Si6O18)(BO3)3)(OH)3(OH))
mineral
Zoisite with Ruby (Anyolite)
Zoisite – Ca2Al3(SiO4)3(OH) with inclusions of Ruby (Al2O3:Cr)
metamorphic
Clear/White Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Gneiss (Metamorphic Rock)
Gneiss
metamorphic
Quartz (likely milky/rose quartz variety)
Quartz (SiO2 - Silicon Dioxide)
Mineral
Gneiss
High-grade Metamorphic Gneiss
metamorphic
Biotite Mica
Biotite (K(Mg,Fe)3AlSi3O10(F,OH)2)
mineral
Granite
Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)
igneous
Greenstone (Epidote/Chlorite Rich Rock)
Metabasalt (often contains Epidote Ca2Al2(Fe3+;Al)(SiO4)(Si2O7)O(OH))
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Gneiss (specifically a Banded Gneiss cobble)
Gneiss (composed mainly of Quartz, Feldspar, and Biotite/Amphibole)
metamorphic
Granodiorite (containing Biotite and Quartz)
Granodiorite (Plagioclase-rich phaneritic intrusive rock)
igneous
Banded Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Sand (Construction Grade)
Unconsolidated siliciclastic sediment (primarily SiO2)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Mookaite Jasper
Silicified radiolarite (SiO2)
sedimentary
Unakite (Epidotized Granite)
Epidotized Granite (mixture of Orthoclase, Epidote, and Quartz)
metamorphic
Micaceous Rock (likely Muscovite Schist/Gneiss or a Muscovite-rich Specimen)
Predominantly Muscovite (KAl2(AlSi3O10)(F,OH)2), often found in rocks like Muscovite Schist or Muscovite Gneiss.
Metamorphic, Mineral (within a rock type)
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Gneiss with Quartz Veining
Gneiss (High-grade regional metamorphic rock)
metamorphic
Gneiss
Gneiss
metamorphic
Schist
Mica Schist (Variable chemistry, often rich in muscovite and biotite)
metamorphic
Banded Gneiss
Gneiss (High-grade metamorphic rock typically composed of Quartz, Feldspar, and Mica)
metamorphic
Gneiss Pebble
Gneiss
metamorphic
Pyrite (on Quartz/Host Rock)
Iron Sulfide (FeS₂)
mineral