March 25 (Reuters) - Alturas Minerals Corp ALT.V :

* Provides update on ccaccapaqui and chapi chapi projects

* Advised by buenaventura that it did not intend to make next payment required

under option agreement in respect of ccaccapaqui property

* Says utupara concession block remains in the company's portfolio

* Source text for Eikon ID:nMKWZ6gBLa

* Further company coverage ALT.V ((Bangalore Newsroom; +1 646 223 8780))