** Power Minerals PNN.AX rises as much as 6.15% to A$0.210; marks biggest intraday pct gain since December 22, 2020
** Stock hits highest since March 11, 2024
** Diversified miner executes option agreement to acquire Gamma Heavy Rare Earths Project in California
** Exact value of purchase not disclosed
** Nearly ~11 mln shares traded vs 30-day avg of ~2 mln
** PNN last up 30.8%, taking YTD gains to 41.3%
(Reporting by Adwitiya Srivastava in Bengaluru)
((Adwitiya.Srivastava@thomsonreuters.com))