Well, here's one source,
Healing with Gemstones and Crystals:
Works by increasing the psychic's ability to see what is wrong and then change it, tranforms negative energy into positive, heals negative energy brought in from past lives
Increases ability to see and release karmic attachments and negative entities from the aura, clears and grounds negative energy from the hara line, fosters ability to see and clear hara chakra hooks
Increases night vision and psychic vision
and now another source
Crystal Wisdom:
Gemstone Lore- Hawk's Eye is associated with serenity, peace and perspective. Just as the hawk sees equally well at night and in the day, so the Hawk's Eye quartz teaches us to se both the dark and the light aspects of the earth plane. With him nearby, we can learn to cme to terms wit the imperfections of this world in a calm and discerning way. It is he who teaches us how to learn from all our experinces, to appreciate the workings of Karma and ti see a broader understanding of how all things ultimately work together for the good.
Hawk's Eye fosters abundance, prosperity and riches right here on the earth plane. For he teaches us that true abundance on Earth is found in an awarenss and oneness with nature. It is realizing that you are bathed in gold eery time you walk in the golden sunlight, that you are surrounded by jewels of emerald green wherever you go into a woodland dell, that there are no greater riches than the rich dark feel and touch of the abudant Earth beneath your feet. Hawk's Eye teaches you all this and awakens your life as one with our sacred Earth Mothe is to bathed in good fortune always. Lord Hawk's Eye will gently lead you back to Her. Keep him near and you will find yourself getting outdoors more and appreciating it more. Then life on Earth will become rich, rewarding and satisfying.
Hawk's Eye Speaks:
I come to you in thankful prayer,
For Endless riches are everywhere.
Open your heart, open your eyes
And your spirit wil soar as the noble hawk flies.
Loving nature, touch the Earth--
And find the value of all life's worth.
SHew, there you have, 2 sources, anyway