/jar"euh suyt', jeuh roh"suyt/ , n.
a yellowish or brownish mineral, a hydrous sulfate of potassium and iron, KFe 3 (SO 4 ) 2 (OH) 6 , occurring in small crystals or large masses.
[ 1850-55; named after Barranco Jaroso (in Almería, Spain); see -ITE 1 ]