Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Njem: Ndịda ọdịda anyanwụ United States bụ isi iyi dị mkpa nke turquoise; Arizona, California (San Bernardino, Imperial, Inyo counties), Colorado (Conejos, El Paso, Lake, Saguache counties), New Mexico (Eddy, Grant, Otero, Santa Fe counties) na Nevada (Clark, Elko, Esmeralda County, Eureka, Lander, Mineral County na Nye counties) bụ (ma ọ bụ) ọgaranya. A na-eji ngwá ọrụ ndị e ji nkume rụọ, ụfọdụ n'ime ha si n'ebe dị anya dị ka etiti Mexico, egwupụta ihe ndị dị na California na New Mexico site n'aka ndị America oge ochie tupu oge Columbus. A na-eche na Cerrillos, New Mexico bụ ebe ebe ndị kacha ochie na-egwupụta ihe; tupu afọ 1920, steeti ahụ bụ onye na-emepụta ihe kachasị ukwuu na mba ahụ; ọ dị ntakịrị ma ọ bụ na-agwụ ike taa. Ọ bụ nanị otu ebe a na-egwupụta ihe n'ime ala na California, bụ́ nke dị na Apache Canyon, na-arụ ọrụ taa n'ụzọ azụmahịa.  Ajụjụ: Ebee ka a na-egwupụta ihe ndị kasị ochie?
Cerrillos, New Mexico