Copiapite from Atacama, Chile - image 1
Copiapite from Atacama, Chile - image 2

Copiapite from Atacama, Chile

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Crystalline copiapite on matrix. Good rich example for the species.Copiapite is a hydrous iron sulfate mineral with a bright yellow to orange-yellow color, typically forming as earthy crusts, powdery masses, or microscopic tabular crystal aggregates. It usually forms as a secondary mineral resulting from the oxidation of iron sulfide minerals like pyrite or marcasite, frequently found in acid mine drainage environments, weathering ore dumps, and arid regions where sulfide oxidation occurs. Named after the Copiapo region in Chile where it was first studied, it is an important sulfate indicator in geochemical environments.

Product details

SpeciesCopiapite
SizeMiniature
Dimensions5.0 x 4.0 x 3.0 cm
Added on08/07/2026
LocalityChile, Atacama
Current owner
Unknown Owner
Acquired
Aug 2026
Price paid
$50.00
Previous owners
DateCollectorAcquisition price
—Weinrich MineralsNot disclosed

Learn more

Copiapite
Mineral guide
Learn about Copiapite
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Copiapite
Regional guide
Copiapite from Atacama
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Locality guide
Atacama
Atacama, Chile — a mineral province famed for atacamite and rare szenicsite, rich copper–silver deposits, and desert-born crystals prized by collectors.