Dragoș Tănase has resigned as chief executive officer of Gabriel Resources, effective immediately.

The departure of the company's long-standing leader comes at a critical juncture for the Toronto-listed miner, which holds an 81% stake in Roșia Montană Gold Corporation (RMGC), the developer of the controversial gold mining project in Romania.

The sudden exit creates immediate uncertainty regarding the strategic direction of the Roșia Montană project, which has faced years of regulatory hurdles and environmental opposition.

Tănase was the public face of the initiative, and his resignation leaves the board to manage ongoing negotiations with Romanian authorities and local stakeholders without its primary advocate.

Gabriel Resources shares are likely to face volatility as investors assess the implications of the leadership change.

The market will be watching for clarity on whether the company intends to pursue a new CEO appointment or if the departure signals a broader strategic retreat from the Romanian asset.