noun
hot-spring mineral deposits; flowers of sulphur; geyserite
Refers to the solid mineral precipitates that form around hot springs, often with flower-like shapes. Also called 湯の花 (ゆのはな).
See also: 湯の花 (ゆのはな)
温泉の湯口に湯花がこびりついていた。
Hot-spring mineral deposits were caked around the spout.
湯花を集めて入浴剤として売っている。
They collect the mineral deposits and sell them as bath additives.
Synonymous; 湯の花 is the more common everyday term, while 湯花 is a compact kanji compound often seen in product names or signs.
Compound of 湯 (hot water/spring) and 花 (flower), from the flower-like appearance of the mineral deposits.