13.56 meters core-length averaging 599 gpt silverhttps://www.juniorminingnetwork.com/junior-miner-news/press-releases/621-tsx-venture/ktn/149657-kootenay-silver-drills-2-060-gpt-silver-over-1-0-meter-within-599-gpt-silver-over-13-56-meters-at-columba-high-grade-silver-project.html