Ruby is a type of corundum that grows in tabular crystals. The red color is caused by minor amounts of trivalent Chromium replacing Aluminum in the crystal structure. Ruby is a powerful heart stone, opening and activating the Heart chakra. Ruby protects against the loss of heart energy, and dissolves emotional congestion. A powerful healer, Ruby heals and balances emotions, making the holder more emotionally aware, as well as helping them to connect to others emotionally. The intense and vivid energy of Ruby stimulates loving emotions, helps with the expression of love, and can facilitate states of passion and bliss. Ruby helps us to see the true nature of love, and reveals the Divine Love in everything in the Universe. Using Ruby can help you open up to and receive this Divine Love, as well as become a vehicle through which Divine Love can flow to others.