An outstanding example of the beauty of Sonoran gold turquoise. Set in solid sterling silver, these post earrings measure 2" in length and are 1/2" in width. Signed by the artist D.Wylie. They have a medium weight to them but are still very comfortable to wear. Highly detailed. NAVAJO HANDCRAFTED EARRINGS BY ARTIST D.WYLIE Sonoran Gold Canyon Turquoise is an interesting turquoise from Senora, Mexico, near Nogales, Arizona, and its neighbor: Nogales, Mexico, which is the northernmost point in all of Mexico. The series of mines bearing this name are on several sites contingent to the American border.