Rich in active gases or metals — a strong mineral character.
Buoyancy
Standard buoyancy
LowHigh
Soft water — natural, classic buoyancy.
SoufreSulfuresSulfates
The Alvir Hammam is a Qajar-period historic bathhouse in the village of Alvir, Kharaqan section, Zarandieh County, Markazi Province, central Iran, fed by sulfurous spring waters and registered as national heritage site number 22099 on 26 Esfand 1386 in the Iranian solar calendar. Zarandieh County in the Qazvin Plain region preserves numerous historic bath structures, and the Alvir Hammam is distinguished by its sulfurous water source, traditionally valued in Persian bathing culture and associated with well-being. The combination of a historic hammam structure with naturally occurring sulfurous springs gave the Alvir baths a lasting place in the local thermal tradition of mineral spring bathing for the community.
Insider tip — The Alvir Hammam is a historic Persian bathhouse in Hamadan, a city perched at 1800 m elevation in western Iran. Sulfurous spring water was channeled through the complex to heat stone basins and steam rooms, believed locally to relieve joint ailments. The thick clay-brick vaults kept the interior warm even in harsh Hamadan winters. The hammam stands as a fine example of Safavid-era hydraulic engineering adapted to a mountain climate.