** Shares of Rimfire Pacific Mining RIM.AX fall as much as
16.7% to their lowest levels since July 24
** Critical minerals explorer says Golden Plains
Resources(GRP) has issued a dispute notice asserting co's
termination of the Fifield Project Earn-in Agreement was invalid
** RIM had terminated the Fifield Project Earn-in Agreement
with GRP last month
** Adds, GPR has also applied for an urgent injunction in
the court seeking an order that RIM be prevented from acting on
the termination
** RIM stock has more than doubled this year
(Reporting by Ayushman Ojha in Bengaluru)
((Ayushman.ojha@thomsonreuters.com;))