Program aims to educate young consumers about mined stones’ positive qualities.
Impairment charge and lower average rough prices in flat market hurt bottom line.
Miner sold some inventory to joint-venture partner De Beers and is holding remainder in stock.
Miner also held back stock from sale due to challenging market.
Miner held one tender fewer than usual during the period.
Company saw record first-quarter sales of $95 million.
With special guest Mark Wall, CEO of Mountain Province.
Weakened Canadian dollar weighs on earnings despite boost in revenue.
Miner achieves record $110.6 million in third quarter.