African Turquoise look-alikes
Jasper (often treated or dyed)
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Open the appSeveral rocks and minerals can be confused with African Turquoise. Below are documented look-alikes and the features that tell them apart. Never rely on a single feature. Always check multiple properties.
Similar rocks to compare
Turquoise
CuAl6(PO4)4(OH)8·4H2O
Also known as: Callais
Chrysocolla
(Cu,Al)2H2Si2O5(OH)4·nH2O
Also known as: Gem Silica (when pure and translucent)
Variscite
AlPO4·2H2O
Also known as: Utahlite
Other Jaspers
SiO2 (microcrystalline quartz)
Also known as: Picture Jasper, Ocean Jasper
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