** Shares of lithium producer Sayona Mining SYA.AX up
6.25% to A$0.0765; set for best day since Oct 10, if gains hold
** Co identifies multiple, high-grade lithium intercepts
from recent drilling at its North American Lithium (NAL)
operation in Canada
**Adds, drilling results upped potential for resource
upgrade at current source of hard rock lithium production in
North America
** Stock top gainer in benchmark S&P/ASX 200 index .AXJO
** About 67 million shares change hands at 0231 GMT,
compared with the 30-day average volume of 83.9 million shares
** Stock down ~62% this year, as of last close
($1 = 1.5535 Australian dollars)
(Reporting by Sherin Sunny in Bengaluru)
((Sherin.Sunny@thomsonreuters.com))