Meaning of "Goldmine" by Colbie Caillat

The lyrics of "Goldmine" convey a deep sense of appreciation for the intangible aspects of a relationship. The singer emphasizes that true wealth lies not in material possessions but in the love shared between two people. The imagery of building a castle in the sand and enjoying the ocean waves highlights the importance of simplicity and connection in a romantic partnership. The repeated references to being "rich in wrinkles, old and gray" further underscore the enduring nature of their love. The idea of a love that will last "in a billion years" symbolizes the timeless quality of their bond, emphasizing its infinite value. Overall, the song celebrates the idea that love is a precious treasure that transcends time and material wealth.