Citrine:
Citrine develops lucidity, calms the mind and stimulates intuition. It has a tonifying effect on both body and mind, chasing away sadness and depression. It also creates enthusiasm, and helps with self-expression and communication.

Topaz:
Topaz develops the mind, especially organisational skills and the ability to retain knowledge. It will help you to fight your worries, and create a happy, joyful atmosphere, making you feel confident in the face of the unknown. Topaz is a happy stone.

Opal:
Opal develops vitality and strengthens the nervous system. It also works on psychic sensitivity and calirvoyant ability, and chases away unhappiness. Opal creates a dynamic energy and psychic intensity which will help you to achieve your hardest goals.