Shares in miner Greatland Gold sparkled after it reported more positive drilling results from a project in Tasmania.The stock rose more than 2% or 0.01p to 0.44p by 11:25 in London as it said three holes drilled at its Warrentinna scheme had intersected gold above 1.9 grams per tonne.Chief Executive Callum Baxter said: "These results better define mineralisation and confirm further potential of depth extensions at Warrentinna, which is a key project for Greatland Gold."We remain committed to our plan to establish resources across our portfolio of assets and these results are another step in the right direction."PW