Western Cowgirl Wool & Alpaca Silver Set Earrings Boho Aztec Pattern Handmade These amazing earring are made of Aguayo Southwestern Hand-Knotted & Alpaca Silver. One of a Kind, made in Bolivia by an Artisans Bohemian style - Alpaca Silver is an alloy of copper, nickel, and zinc. Sometimes called Nickel Silver or German Silver, the usual formulation is 60% copper, 20% nickel and 20% zinc. Reasonable offers welcome! Tags: boho bohemian tribal western Southwestern hippie festival travel urban trendy rodeo Aztec vintage kilim, Moroccan, handmade.