Tinka confirms continuity of high grade zinc at South Ayawilca http://www.prnewswire.com/news-releases/tinka-confirms-continuity-of-high-grade-zinc-at-south-ayawilca-631268673.html Tinka Resources Limited 07:00 ET 29.3 METRES GRADING 10.4 % ZINC INCLUDING 12 METRES AT 19% ZINC IN HOLE A17-069; AND 39.3 METRES GRADING 7.1 % ZINC INCLUDING 8 METRES GRADING 20.9 % ZINC IN A17-070