Woodstock Sandstone Wind Chime The sweeping sound of this chime is the result of a special tuning using the "Golden Ratio." This tuning, discovered by the ancient Greeks, can be found throughout nature. Sandstone has been a feature of many a striking vista and has been used to decorate Cherry finish ash wood and faux sandstone and turquoise accents; 4 square bronze aluminum tubes Sandstone has been a feature of many a striking vista and has been used to decorate for centuries Grammy award-winning musician and instrument designer Garry Kvistad and his wife Diane founded Woodstock Chimes after he created the first chime from an aluminum lawn chair he found in a landfill Beautiful wind chime tuned to a universal pentatonic scale based on the "Golden Ratio" found throughout nature