I show that some minerals can cause unwanted reactions when dissolving gold from ore. Intro made by Bobby Dukes: https://www.youtube.com/channel/UCSC1HqVmTaE4Shn32ihbC7w Help me make videos by donating here: https://www.patreon.com/CodysLab Follow me on Facebook: https://www.facebook.com/codydonreeder SubReddit: https://www.reddit.com/r/codyslab/