** Kalgoorlie Gold Mining shares KAL.AX more than treble in value to A$0.079, post their biggest intraday pct gain ever
** Stock last up 213.0% after rising as much as 243.5% to A$0.079 earlier in the day
** KAL hits its highest level since March 8, 2023
** Gold explorer says it found new extensive gold mineralisation at its Pinjin project in Western Australia
** About 28.6 mln shares change hands, vs the 30-day average of around 884,000
** Stock has risen four times in value this year, including day's move
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))