Shop Morganite Engagement Rings and Morganite Rose Gold Rings at Princess Bride Diamonds. Most of the morganite on the market comes from pegmatite mines in Minas Gerais, Brazil. Afghanistan, Mozambique, Namibia, and the US have been secondary and inconsistent sources. Morganite is known primarily as a pastel-colored gemstone. Buyers can choose from soft pink, purplish pink, and orange pink. Although often light in color, the top-quality material can be an intense pink. The most popular shapes for morganite rings are the cushion cut morganite and oval cut morganite.