May 23 (Reuters) - Aurvista Gold Corp AVA.V
* Aurvista Gold appoints Matthew Hornor as the corporation's new president and CEO
* Aurvista Gold Corp - Hornor recently served as vice president and executive vice president for Ivanhoe Mines Ltd. for 10 years Source text for Eikon: ID:nCCNRyw8na Further company coverage: AVA.V