Jasper is known as the “supreme nurturer”. It sustains and supports through times of stress, and brings tranquility and wholeness. Jasper provides protection and absorbs negative energy. It balances yin and yang. Jasper clears electromagnetic and environmental pollution, including radiation. It encourages honesty with one's self. Provides courage to assertively tackle problems. Aids quick-thinking and promotes organisational abilities. Jasper stimulates the imagination and transforms ideas into action. Prolongs sexual pleasure. It supports during prolonged illness and re-energises the body.
Zodiac - Leo, Virgo, Scorpio 
Element - Fire

Onyx is a stone recommended during times of pain and sorrow. It’s known for balancing male and female polarity and increasing hormonal balance. It’s also said to help with objectivity and making intelligent decisions. In addition, it’s believed to help strengthen one’s bones.
In addition to the generic healing properties of Onyx, specific colours and types have additional attributes:
Black Onyx is associated with our Base Chakra.
Green Onyx is associated with our Heart Chakra.
Zodiac - Gemini, Leo Element - Earth