Ivan Glasenberg, in Moscow for a financial conference, rebuffed reporters' questions and referred them to a statement by Xstrata that the two companies were in talks on an all-share merger of equals.

"You should see the announcement made by Xstrata, and that's it," Glasenberg said.

(Reporting by Katya Golubkova, Writing by Douglas Busvine)

Stocks treated in this article : Xstrata PLC, Glencore International Plc