Central Java Police (Polda Jateng) have closed down an illegal sand and andesite quarry in Leyangan Village, Ungaran Timur Subdistrict, Semarang Regency. The operation aims to secure state revenue losses stemming from unlicensed extraction activities in the area. Authorities have taken action against the unlawful mining operation in Ungaran Township. Further details regarding the estimated recovered state revenue have not yet been released. This crackdown highlights efforts to enforce mining regulations in Central Java province. Officials are actively working to combat illegal resource exploitation throughout the region. This move reinforces commitment to sustainable resource management in Semarang Regency.