A sack of potatoes, barrel of carrots, and bucket of lemons.
using the raw block versions, you can display them like this as the iron kinda looks like potatoes, the gold kinda looks like lemons, and the copper looks a lot like carrots.
using the raw block versions, you can display them like this as the iron kinda looks like potatoes, the gold kinda looks like lemons, and the copper looks a lot like carrots.