To learn more about the set you can visit my page about element collecting for a general description and information about how to buy one, or you can see photographs of all the samples from the set displayed on my website in a periodic table layout or with bigger pictures in numerical ord...
Price: $1/pound Size: 3" Purity: >90% Sample Group: Multi-metal Chain Larger Aluminum Penny. This is an incredibly rare coin: An experimental penny made to see if aluminum would be a good substitute for copper, when the price of copper rose to more than a penny per penny. Only a...