You will see it in small doses and mixed in with other metals like iron, silver and copper. (theinspiredroom.net)
It may also work for electrodes made of other metals, such as magnesium, calcium or aluminum, that also have potential for storing much more energy than today's batteries. (sciencedaily.com)
The rest of his collection was sold for the weight of the silver or other metals in the bodies of the instruments. (discovermagazine.com)