Sayona Mining Limited, formerly DiamonEx Limited, is an Australia-based exploration company. The Company is engaged in the identification, assessment and acquisition of mineral exploration assets. The Company's East Kimberley project is located within the East Kimberley region of Western Australia, approximately 240 kilometers south of Wyndham Port and around 220 kilometers south-south-west of the regional center, Kununurra. The East Kimberley project includes one granted tenement and three separate tenement applications. The project covers around 278 square kilometers and comprises two areas, Keller and Corkwood. Geological and geophysical information in the Corkwood area has defined graphite prospective anomalism along around 20-kilometers strike extent. The Corkwood graphitic horizon ranges up to around 35 meters in true thickness. The Company also continues to progress the evaluation of other project acquisition opportunities.