Natural Citrine is known for its healing abilities and various healing properties. It amplifies the sacral chakra in a powerful way. It helps to release the kundalini energies within and is great for releasing negative energy. A great stone to boost self-confidence. 

These examples of citrine are naturally occurring, as opposed to the more common types which are heat-treated amethyst. From the Congo. 

Sacral Chakra (2nd - Swadhisthana)