Blue Sapphire
Corundum (Al2O3 with trace Titanium and Iron)
Category
Browse sedimentary (secondary mineral) within igneous specimens identified by the Rock Identifier community.
Blue Sapphire
Corundum (Al2O3 with trace Titanium and Iron)
Blue Calcite
Calcium Carbonate (CaCO3)
Green Calcite
Calcium Carbonate (CaCO3)
Orange Calcite point
Calcite (Calcium Carbonate, CaCO3)
Blue Calcite
Calcium Carbonate (CaCO3)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebble (Iron-stained)
Silicon Dioxide (SiO2)
Turquoise
Turquoise - CuAl6(PO4)4(OH)8·4H2O
Native Copper in Basalt
Cuprum (with Host Basalt)
Liesegang Stone (Sandstone with Liesegang Rings)
Clastic sedimentary rock with li-secondary iron oxide mineralization
Turquoise
Hydrated phosphate of copper and aluminium - CuAl6(PO4)4(OH)8·4H2O
Turquoise
Turquoise (Hydrated phosphate of copper and aluminium), CuAl6(PO4)4(OH)8·4H2O
Turquoise (possible Dyed Howlite or Magnesite imitation)
CuAl6(PO4)4(OH)8·4H2O (Turquoise)
Turquoise
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Turquoise
Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]
Turquoise
CuAl6(PO4)4(OH)8·4H2O (Hydrated copper and aluminum phosphate)
Turquoise
Hydrate phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Turquoise in Matrix
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Amygdaloidal Basalt
Amygdaloidal Basalt (Mafic Extrusive)
Basalt with Jasper Veining
Basaltic Rock with Cryptocrystalline Quartz (SiO2)
Jasper with Quartz Veins
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Quartz Geode (with possible Manganese or Goethite coating)
Silicon Dioxide (SiO2)
Brown Agate
Cryptocrystalline Silica (SiO2)
Basalt with Quartz Vein
Extrusive Igneous Rock / Volcanic Rock
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
Agate
Silicon Dioxide (SiO2)
Botryoidal Hematite
Hematite (Iron(III) oxide, Fe2O3)
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
Turquoise
Hydrous phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Turquoise
Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]
Turquoise (Rough Specimens)
Hydrous phosphate of copper and aluminium - CuAl6(PO4)4(OH)8·4H2O
Turquoise
Hydrated copper and aluminum phosphate (CuAl6(PO4)4(OH)8·4H2O)
Jasper with Quartz Vein
Microcrystalline quartz (SiO2) and chalcedony with a quartz vein
Agate
Banded Chalcedony (SiO2 - Silicon Dioxide)
Fluorite Tower
Fluorite (Calcium Fluoride - CaF2)
Granite Pebble with Quartz Vein
Granite (Plutonic Igneous Rock) with Quartz (SiO2)
K2 Jasper (K2 Granite)
Granite with Azurite inclusions (SiO2 + Cu3(CO3)2(OH)2)
Honey Calcite
Calcium Carbonate (CaCO3)
Blue Calcite
Calcium Carbonate (CaCO3)
Granite with Epidote
Granite, containing quartz, feldspar, and epidote
Kaolinite (Chalky Clay)
Kaolinite (Al2Si2O5(OH)4)
K2 Jasper (K2 Granite)
Azulite in Granite (Quartz + Feldspar + Biotite + Azurite)