Amethysts in general are very well known in the spirituality's field since their connection with higher chakras, specially the third eye (linked to intuition).

This gemstone has a high spiritual vibration, making it very powerful and providing a good protection. 

 
A natural tranquilizer, Amethyst blocks geopathic stress and negative environmental energies. Harmonizing the physical, mental and emotional bodies and linking them to the spiritual, it purifies the aura.

Beneficial to the mind, it calms or stimulates as appropriate, helping to feel more focused. It also enhances memory and improves motivation.

With the Labradorite beads 
Labradorite is a stone of transformation, It clears, balances and protects the aura.
It is also a gemstone for the third eye, which goes very well with the Amethyst.