Chrysocolla
Chrysocolla (Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O)
mineral
Category
Mineral (Biogenic)
Browse mineral (biogenic) specimens identified by the Rock Identifier community.
Learn about Mineral (Biogenic) in the encyclopedia
View all →
Schist
Mica Schist
metamorphic
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Blue Apatite
Calcium Phosphate (Ca5(PO4)3(F,Cl,OH))
mineral
Quartz (River Pebble)
Silicon Dioxide (SiO2)
mineral
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with fibrous inclusions (commonly Dumortierite)
mineral
Green Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Chert (Red Jasper variant)
Microcrystalline Quartz (SiO2)
sedimentary
Blue Apatite
Apatite (Ca5(PO4)3(F,Cl,OH))
mineral
Quartz Pebble
Crystalline Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartzite River Rock with Dendrites
Metamorphosed Quartz-rich Sandstone with Manganese Oxide (MnO2) inclusions
metamorphic
Honeycomb Calcite
Calcite (Calcium Carbonate, CaCO3)
sedimentary
Himalayan Pink Salt (Halite)
Halite (Sodium Chloride, NaCl)
sedimentary
Marble
Recrystallized Calcite (CaCO3) or Dolomite (CaMg(CO3)2)
metamorphic
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
mineral
Magnetite (Iron Ore)
Magnetite (Fe3O4)
mineral
Basalt with vesicles (Amygdaloidal Basalt)
Amygdaloidal Basalt (predominantly Plagioclase and Pyroxene)
igneous
Quartzite Pebble
Quartzite (primarily SiO2)
metamorphic
Greywacke (likely)
Greywacke (a type of sandstone)
Sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Granite
Granite (a phaneritic intrusive igneous rock consisting mainly of quartz, alkali feldspar, and plagioclase)
igneous
Pyrite
Iron Disulfide (FeS2)
mineral
Milky Quartz with inclusions
Silicon Dioxide (SiO2)
mineral
Limestone with Quartz/Calcite Veins
Sedimentary Limestone (CaCO3 with SiO2 or CaCO3 intrusions)
sedimentary
Greenstone
Greenschist (containing chlorite, epidote, and actinolite)
metamorphic
Sandstone (Ferruginous)
Arenite (SiO2 with Fe2O3 inclusions)
sedimentary
Psilomelane (Black Hematite/Manganese Ore)
Barium Manganese Oxide (Formula: BaMn9O18(OH)4)
mineral
Geode with Iron-Stained Quartz/Calcite
Silicon Dioxide (SiO2) or Calcium Carbonate (CaCO3) in Sedimentary Matrix
sedimentary
Red Sandstone
Quartz Arenite (with Iron Oxide)
sedimentary
Basalt (Greenstone)
Basalt with chlorite/epidote (often referred to as Greenstone)
igneous
Red Sandstone
Arenite (primarily Quartz SiO2 with Hematite Fe2O3 cement)
sedimentary
Red Sandstone
Arenite (primarily composed of SiO2 with Fe2O3 cement)
sedimentary
![Quartz with Muscovite Mica (Silicon Dioxide (SiO2) with Potassium aluminum silicate hydroxide fluoride [KAl2(AlSi3O10)(F,OH)2]) — mineral](https://media.rock.id/0c7649cd-4e3b-497f-9306-feae39b499ce-thumbnail.jpg)
Quartz with Muscovite Mica
Silicon Dioxide (SiO2) with Potassium aluminum silicate hydroxide fluoride [KAl2(AlSi3O10)(F,OH)2]
mineral
Granite (Phaneritic Igneous Rock)
Granite
igneous
Chrysocolla Cuprite
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla) and Cu2O (Cuprite)
mineral composite
Granite
Phaneritic Felsic Igneous Rock
igneous
Prehnite
Prehnite - Ca2Al(AlSi3O10)(OH)2
mineral
Quartzite
Quartzite (Primary mineral: Quartz, SiO2)
metamorphic
Picture Jasper
Silicon Dioxide (SiO2) with mineral inclusions
sedimentary