Lapis- 

The Sumerians believed that the spirit of their gods lived within the stone, while the ancient Egyptians saw it as a symbol of the night sky. Since the earliest of times, lapis lazuli has been associated with strength and courage, royalty and wisdom, intellect and truth.       

Amethyst -

Amethyst is a natural tranquiliser, it relieves stress and strain, soothes irritability, balances mood swings, dispels anger, rage, fear and anxiety. Alleviates sadness and grief, and dissolves negativity. Amethyst activates spiritual awareness, opens intuition and enhances psychic abilities.

Blue Apatite- 

Blue Apatite opens the throat chakra. It enhances communication in groups and facilitates public speaking. It heals the heart and emotions. Blue Apatite connects to a very high level of spiritual guidance.

Citrine - 

Citrine promotes motivation, activates creativity and encourages self-expression. Enhances concentration and revitalises the mind. It releases negative traits, depression, fears and phobias. Emotionally balancing.

Labradorite -

Labradorite is said to temper the negativity within ourselves as well. Labradorite is known for its changing colors, so it is no surprise this gemstone is known as a stone of transformation, enhancing strength of will and inner worth. The gemstone labradorite is said to stimulate the throat chakra.

Prehnite - 

Prehnite is considered a stone of unconditional love and the crystal to heal the healer. It enhances precognition and inner knowing. ... Prehnite alleviates nightmares, phobias and deep fears, uncovering and healing the dis-ease that creates them. It is a stone for dreaming and remembering.