Chemical Formula: Ca2Al(AlSi3O10)(OH)2
Discovered in 1789, Prehnite was named for Hendrik von Prehn, a Dutch military Colonel who found it by accident. Prehnite forms in globular or spherical masses, and can be found with yellow, green, tan or white tones. It is very common for Prehnite to have inclusions of other minerals within it such as Epidote.
Prehnite has the ability to heal the heart from past trauma and sadness. It comforts and soothes those experiencing heartache, and can prove beneficial to those suffering from PTSD. Prehnite can also help with healing diseases and ailments of the heart.