Metaphysical properties of howlite:

• Helping to reduce short-temperedness in hot-headed individuals
• Improving people’s social intelligence and tact
• If you need to forgive yourself for anything, this stone is very helpful
• Assisting in releasing energy blockages in the aura
• The most potent stone for treating memory disorders
• Creating stability in unstable individuals
• Beneficial for both the manipura chakra and the central nervous system

Metaphysical properties of black agate:

• Helps to ward off the evil eye and negative energy
• Increasing luck and wealth
• Boosting self-esteem and confidence
• Boosting health and aiding in disease treatment
• Improving concentration and memory
• Bringing peace and tranquility