In 1880, however, borax ​ — a white crystalline compound used in the manufacture of soap and other products — ​ was discovered in Death Valley, leading to the most successful mining period in the valley’s history.
Ent aastal 1880 leiti Surmaorust booraksit – valget kristallilist ainet, mida kasutatakse seebi ja muude kaupade tootmisel –, mis tõi kaasa edukaima kaevandusperioodi oru ajaloos.