Metaphysical Beliefs, Diopside is a mineral that helps one to bring spiritual love and creativity into the present and here and now. Diopside is extremely helpful in learning how to forgive the people and problems in your life and helps one to recognize the wholeness spirit has to offer the mind and is also good for learning and educational pursuits. This is also an excellent mineral for working with the heart chakra within yourself and being aware of the love and or heart energy in others. Associated with Heart Chakra. Astrological Sign is Virgo. Number Vibration is 9, which is good for bringing things to completion and learning how to be of service to others.