Wulfenite is a crystal seen in reds to oranges to orange-yellow most often. As such, it is associated with the lower chakras, particularly the sacral and solar plexus chakras. It is said to harmonize emotions and help get in touch with them. It is also a nice grounding stone.
Wulfenite is used to clear emotional blockages and get blocked energy of all kinds moving again.
Wulfenite is also used in white magic rituals of all kinds, and is said to bring moving energy to this type of magic and is used for astral journeying and communication with higher beings.
In crystal healing lore it is used for healing the reproductive system, energizing and revitalizing all body systems encouraging healing of all types. Note that healing crystal meanings are spiritual supports to healing and are not prescriptions or healthcare information.
Wulfenite contains lead and molybdenum which are toxic minerals, so use caution when handling, and if creating gem elixirs be sure to use the indirect method.