Miners in Uruguay recently made a once-in-a-lifetime type of discovery when they uncovered a set of identical geodes shaped in a heart. The heart-shaped geodes feature a white outline of crystals, surrounding a purple middle. Contributed photo/Marcos Lorenzelli (Uruguay Minerals)The discovery was made by miners from Uruguay Minerals, who were working to open a mine on the border of Uruguay and Brazil, according to My Modern Met. The geodes came totally by surprise. “We were opening the mine to work normally,” Marcos Lorenzelli of Uruguay Minerals told My Modern Met.