** Shares of Noronex NRX.AX rise as much as 30% to
A$0.013, their biggest intraday percentage gain since Jan 29
** Stock hits its highest level since Feb 28
** The copper explorer says it signed an exclusivity
agreement to buy a property in the major Uranium Belt of Namibia
** Says agreement to acquire 80% interest in 7,000 HA claim
** About 7.8 mln shares change hands, compared with the
30-day average volume of 123,277
** Stock down 16.7% YTD, based on last close
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))