By Jess Jones Polymetal shares fell 11.5 percent today after the Anglo-Russian precious metals mining company announced it was scrapping the full-year 2021 dividend due to dwindling cash flows and a lack of new sales channels. It also suggested cancelling the interim 2022 dividends “to allow the Group to strengthen its cash position and enhance its resilience in a highly volatile environment”. Future dividends will hinge on Polymetal’s capacity to free the 22 percent of blocked shares currently stored by the Russian National Settlement Depository (NSD), which was hit by EU sanctions earlier th…