** Shares of American Rare Earths ARR.AX rise as much as
7.7% to A$0.210, set for best day since Feb. 21, if gains hold
** Minerals explorer says final drill results confirm rare
earth mineralization at its Halleck Creek Rare Earths project in
Wyoming, U.S.
** Says results also confirm rare earth mineralization
extending from surface to new depths at Overton Mountain area at
project
** Stock up 2.6% this year as of last close
(Reporting by Ayushman Ojha in Bengaluru)
((Ayushman.ojha@thomsonreuters.com;))