Accelerates T90 programme
T90 improvements underway, Rosh Pinah expansion in its sights
Investors bail as zinc rally fails to materialise, lower output in forecast
Canadian miner says initiative represents "attractive use of cash"
Burkina Faso zinc mine is helping Canadian zinc miner deliver to 2018 production guidance
Perkoa may help offset the shortfall
Zinc price, share price lift
Zinc miner's share price surges more than 18% in two days on key Africa asset
Canadian zinc miner says forecast Q1 dip paves the way for robust nine months
Canadian miner targets power first in push to drive down costs at high-grade zinc mine
Glencore acquisitions boost Trevali to record production levels