Tzeferisite is a sulfate mineral with formula . Its type locality is Damianos Mine in Lavreotiki, East Attica, Attica, Greece.
References
External links Mineralien Atlas
Mindat.org Webmineral.com Liebhart, Irene (2023) Contributions to the mineralogy of the Lavrion mining district, Greece. Master's Thesis, University of Vienna. Vienna, Austria. 59pp.