** Shares of oil and gas explorer Icon Energy Ltd ICN.AX
rise as much as 20% to A$0.018, their highest since Dec. 2
** Co says operations for the rehabilitation and testing
program at ATP 855 in the Cooper Basin in Queensland, commenced
on Dec. 30, 2020 urn:newsml:reuters.com:*:nASX172VpZ
** Co says rehabilitation program is an essential operation,
prior to the next exploration stage
** Stock posts its biggest intraday pct gain since Oct. 30
** About 438,200 shares change hands, compared with the
30-day average volume of about 227,700 shares
** Stock is up 36.4% this year, as of last close
(Reporting by Nikhil Subba in Bengaluru)
((Nikhil.Subba.thomsonreuters.com@reuters.net))