0312 TENNANTITE, QUARTZ, Cobre Mine, El Cobre, Mun. de Concepcion del Oro, Zacatecas, Mexico September 28, 2019 Steve Mexico North & Central Americas Source A.Roffey, 1984
Peru South America 0340 MIARGYRITE, Quiruvilca Mine, Quiruvilca District, La Libertad Department, Peru September 28, 2019
