Attikaite
Attikaite is a copper calcium aluminum arsenate mineral with the chemical formula Ca3Cu2Al2(AsO4)4(OH)4ยท2H2O. It was named after Attica Prefecture, where it was first identified.[1]

Attikaite found at its type locality
References
    
- Attikaite Archived 2019-03-21 at the Wayback Machine on mindat.org
 
External links
    
- Attikaite data sheet
 - Attikaite on the Handbook of Mineralogy
 
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