Polymetals Resources (ASX:POL) said it has produced 5,398 dry metric tonnes (dmt) of silver-lead and zinc concentrates at its Endeavor silver-zinc mine in Australia during July and has agreed a second pre-payment with its offtake partner of AU$11.6 million, according to a Monday Australian bourse filing.
Zinc concentrate transport from the site will commence in mid-August, with the first ocean shipment scheduled for early September.
The mine is now meeting its operating costs after its first full month of production.
The company's shares rose 5% in recent Monday trade.