PMET Resources (ASX:PMT) encountered multiple new lithium-caesium-tantalum pegmatite discoveries at its broader portfolio of properties in Quebec, Pikwa, Pontois, Pontax, and particularly Shaakichiuwaanaan, according to a Wednesday Australian bourse filing.

A high-grade caesium pegmatite discovery, Cosma, is located around 22 kilometers west of the CV5 pegmatite deposit at Shaakichiuwaanaan, with an outcrop grab assay of 9.4% grade of caesium oxide and 267 parts per million (ppm) grade of tantalum pentoxide, as well as a channel assay of 4.4 meters at nearly 4% grade of caesium oxide and 609 ppm grade of tantalum pentoxide.

A spodumene pegmatite discovery, Felix, is located near Shaakichiuwaanaan, with outcrop assays including 1.8% grade of lithium oxide and 1.2% grade of lithium oxide. Another spodumene pegmatite discovery, Skald, is located at the Pontois property, with an outcrop assay of 2.9% grade of lithium oxide.

A new caesium pegmatite discovery, Overload, is located at the Pontax property, with an outcrop assay of 7.5% grade of caesium oxide and 3,768 ppm grade of tantalum pentoxide, per the filing.