Turquoise
Hydrous phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
mineral
Category
Sedimentary (Secondary Mineral Formation)
Browse sedimentary (secondary mineral formation) specimens identified by the Rock Identifier community.
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View all →![Turquoise (Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]) — mineral](https://media.rockidentification.com/8e928afb-bd26-4377-ab19-28fd017f7b9f-thumbnail.jpg)
Turquoise
Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]
mineral
Turquoise
Hydrated copper and aluminum phosphate (CuAl6(PO4)4(OH)8·4H2O)
mineral
Turquoise (Rough Specimens)
Hydrous phosphate of copper and aluminium - CuAl6(PO4)4(OH)8·4H2O
mineral
Jasper with Quartz Vein
Microcrystalline quartz (SiO2) and chalcedony with a quartz vein
sedimentary
Orange Calcite
Calcium Carbonate (CaCO3)
mineral
Milky Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
mineral
Sandstone with Liesegang Rings
Arenite with Iron Oxide Concretions
sedimentary
Polished Hematite Tower
Hematite (Fe2O3)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Carnelian
Carnelian (SiO2 with Iron Oxide impurities)
mineral
Sandstone Pebble
Sedimentary Rock (Quartzose Sandstone)
sedimentary
Asphalt Concrete
Bituminous Concrete (Anthropic Rock)
sedimentary
Garnet-Bearing Gneiss
Garnetiferous Feldspathic Gneiss
metamorphic
Sandstone
Sedimentary Rock (Quartz arenite)
sedimentary
Brecciated Jasper
Microcrystalline Quartz (SiO2)
sedimentary
Magnetite
Fe3O4 (Iron(II,III) oxide)
mineral
Polished orbicular stone, likely granite or diorite
Granite–diorite, composed mainly of feldspar, quartz, and dark amphibole/biotite
igneous
Sandstone
Clastic Sedimentary Rock
sedimentary
Limonitic Sandstone (Stained Sandstone)
Clastic Sedimentary Rock with Iron Oxide (Limonite/Goethite) staining
sedimentary
Sandstone (with Iron Staining)
Clastic Sedimentary Rock (primarily Quartz, SiO2)
sedimentary
Limestone (with Calcite Veining)
Calcium Carbonate (CaCO3)
sedimentary
Sandstone (Quartzose)
Arenite (SiO2 principal)
sedimentary
K2 Jasper (K2 Granite)
Azurite in Granite (Biotite Granite containing Azurite)
igneous
Fancy Jasper
Silicon Dioxide (SiO2) with iron and organic inclusions
sedimentary
Travertine (likely polished limestone)
Calcite-rich carbonate rock; predominantly CaCO₃
sedimentary
Limonitic Sandstone with Inclusion
Limonitic Quartz Sandstone (primarily SiO2 with FeO(OH)·nH2O)
sedimentary
Hematite
Hematite (Fe2O3)
mineral
Agate
Silicon dioxide (Chalcedony), SiO2
gemstone
Sandstone
Sedimentary Rock (Quartz arenite/Arkose)
sedimentary
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
mineral
Sandstone (Quartzose)
Arenite (primarily SiO2)
sedimentary
Hematite (likely Botryoidal or Specularite variant)
Iron(III) oxide (Fe2O3)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Jasper Agate (Carnelian Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Limonite (Iron Ore)
FeO(OH)·nH2O
mineral
Druzy Quartz on Limestone
Silicon Dioxide (SiO2) on Calcium Carbonate (CaCO3)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Limonite (Iron Ore)
FeO(OH)·nH2O (Hydrated Iron Oxide)
mineral
Green Apophyllite and Stilbite on Quartz Cluster
Apophyllite-(K) (KCa4(Si8O20)(F,OH)·8H2O), Stilbite-Ca (NaCa4(Si27Al9)O72·28H2O), Quartz (SiO2)
Mineral