Gaze deep into an opal and you’d be hard-pressed to disagree with the ancients that you were looking at a rainbow trapped within a stone. Its spectacular shifting hues (known as play-of-color)…
Tag: Boulder Opal
We have all heard about the famous Opals from Australia, those that are mined as common boulders, which once broken, display a fantastic array of psychedelic colors. Opal that comes from the…