The jewelry designer Carole Shashona, known for creating symbolic pieces with amulets depicting the Hindu god Ganesha and Buddhist symbols like the lotus flower and the “om” symbol, has turned to West Africa to forge her latest collection. Available exclusively at Barneys New York, the Tribal Collection ($3,000 to $8,500) features eight unique pieces with glass beads handmade by Ashanti and Krobo women in Ghana. The women carefully fire recycled glass in a furnace; even the slightest bit of overheating will de…