Opal measures approximately 10x11. Piece is done with a variety of pigments, most of the color pigments used are light blues, light grays, white and a touch of brown and green. Piece is hand made and has a great reflection. Great as a home de or or wall hanging. If you are interested in picking up any items, I do have a store front in Warren NJ, for pick ups. I can be reached at +19085813978.