Price per tumbled Charoite stone.
 
The pictures were taken under natural light, both shade and straight sunlight, so you will see contrast between photos. Also sometimes stones reflect the color of its surroundings such as the sky, adding, in this instance, a blue hue to their reflections.
 
Excerpts from Book 3 (CREATION: ITS HISTORY, EXPLOSIVE EVOLUTION, AND ET ARRIVALS ON EARTH. Available on Amazon):
(The Auric Expressions of Different Frequencies) Purple – This is the color of knowledge, often spiritually related. The deeper the purple the greater the depth. It’s also relative to the Crown Chakras, flowing through the Upper Crown of over half of you. It’s a smoother medium frequency and helps calm your brain allowing it to enter the Source Field to access its immense knowledge depositories. 
Charoite – Healing and flowing energy which helps the brain energy fields work together as well as absorb incoming data or knowledge.