Blue Patina Copper Etsy Green patina on copper, brass Copper, Brass, Copper brass Hammered copper patina with green stone accent necklace. Blue Patina Necklace, Handforged Copper Pendant Blue Patina Copper Etsy Blue Green Patina Copper Statement Necklace : 14 Steps (with Pictures. Elevate your style with the Brass and Copper with Blue Green Patina Necklace, exclusively at Mandalay And Company. This unique piece combines rustic brass and copper with vibrant blue green patina, creating a striking accessory. Perfect for adding elegance to any outfit, it embodies our high quality, distinctive fashion. Treat yourself or a loved one to this crafted beauty and experience Mandalay And Company's flair in your wardrobe today. 16 long 3 extension. Made in India.