Rainforest Green Onyx Hoop Earrings. Sensational and strong, these Rainforest Green Onyx Hoop Earrings make a statement. Handcrafted in the USA with 14kt Gold filled wire and hook, these 1 3/8" hoops feature magnificent semi-precious stones that evoke discipline, willpower and strength. Perfect for any occasion, these Rainforest Green Onyx hoops create an aura of serenity and calmness. Experience strength and beauty with these magnificent earrings today!