Great Northern Minerals (ASX:GNM) defined a swarm of highly fractionated pegmatite dykes at the Haapaniemi prospect within its Sukula project in Finland, according to a Tuesday filing with the Australian Securities Exchange.
A core zonation of the pegmatites presents a drill target with the potential for concealed spodumene zones at depth, the filing said.
The company is exploring methods to advance the prospect towards a drill-ready target, according to the filing.
Shares jumped 8% in midday trade.
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