ABSTRACT: The staanlte of Madenbelenltepe ham been an al ay se d by electron micropnobc and Its chemicalformula has been found to be CuÄ(Znöf7Fed,Ä)SiiSj Although the dAô values obtaJned by th© X. raydUractton coincide with that of stnnnite, its chemical composition is different, Therefor©, It i§ supposed thatthe stan ni te of Madenbelënitepe is a different species of stanntto.