Tier One Silver Options the Hurricane Silver Project in Southeastern Peru ACCESSWIRE VANCOUVER, BC / ACCESSWIRE / May 3, 2021 / Tier One Silver ('Tier One' or the 'Company') is pleased to announce that it has entered into a share purchase option agreement with Pembrook Copper Corp. to acquire Pembrook's Peruvian subsidiary, Compañia Minera Tororume S.A.C., which owns the Hurricane silver project located in southeastern Peru. Hurricane covers approximately 25,640 hectares, has numerous high-grade silver showings and is located approximately 66 kilometres (km) north of the city of Cusco (Figure 1). Option agreement details follow below. The property's numerous high-grade silver occurrences have been identified through first pass reconnaissance rock sampling of the Hurricane project by a previous operator. The largest of these occurrences is located at the Magdalena prospect, which is characterized by a 1.5 km shear zone where multiple high-grade veins have been identified with chip sample values of up to