American Lithium (LI CN) has provided an update on the TLC claystone project in Nevada, USA. Ongoing testwork has demonstrated improved lithium purity, and a reduction in leach temperatures and acid consumption while maintaining recoveries, which has positive implications for future economics. The recently published PEA demonstrated an NPV8 of US$3.26bn with unit costs of US$7,443/t, (excluding the magnesium sulphate by-product potential) and LoM average production of 38ktpa from the 11mnt LCE r ....
