Ellensburg blue agate is a blue agate found in the vicinity of Ellensburg, Washington, USA.

It can be used to enhance ones stature, to eliminate suppression, and to bring happiness through understanding. It provides the energy to allow one to fully appreciate ones abilities, characteristics, and situations.

It is useful for opening and activating the throat chakra. It provides assistance in communication and in speech.

Ellensburg blue agate has been used in the treatment of disorders of the throat and to improve the eyes.