Silica Geothermometry Studies of Shallow Aquifer in Kelantan Mohammad Muqtada Ali Khan, Kishan Raj Pillai A/L Mathialagan, Hafzan Eva Mansor, Zameer Ahmad Shah and Salman Ahmed BIO Web Conf., 131 (2024) 04008 Published online: 15 October 2024 DOI: 10.1051/bioconf/202413104008