Our fascinating Gems of The USA is a great starter sampler for the little geologist. This awesome collection has 16 semi-precious gemstones of the United States that are mounted on a card. Each mineral or rock is clearly labeled for easy organization and has interesting geological information featured on the back of the card.
Gems of The USA has 16 semi-precious gemstones from the USA, mounted on a 4 inch x 6 inch card with geological information on the back and is made in the USA.
