** Shares of Cygnus Metals rise as much as 100% to A$0.16, biggest intraday pct jump since early July 2020

** Stock hits highest since Nov 28, 2023

** Metal explorer says will acquire Canada-based Dore Copper Mining Corp in an all-stock deal valued at A$24.8 mln ($16.6 mln)

** Says acquisition to create a Canadian-focused copper and lithium co with assets in Quebec

** Shares were put on trading halt pending announcement on equity merger and capital raise on Oct. 15

** Co also receives firm commitments to raise A$11 mln via a placement at issue price A$0.072, a 10% discount to last close

** About 9.5 mln shares change hands, 20.5x the 30-day avg of 462,000 shares

** Cygnus up 1.9% YTD

($1 = 1.4941 Australian dollars)

(Reporting by Nikita Maria Jino in Bengaluru)

((Nikita.Jino@thomsonreuters.com;))