Chrysotile Miners

 Mexican men worked the Chrysotile Mines.

This is a photograph outside of the opening to a mine in Chrystotile, Arizona taken on May 2, 1921. The individuals identified in this image are of Reyes G. Moroyoqui (top right) and Ramon G. Moroyoqui (bottom right).

Source: https://azmemory.azlibrary.gov/nodes/view/

According to Gene Knuckey's book, "Mexicans constituted about 95% of the employees at locations, Sonora (shown below) was the largest residential section of Chrysotile (Photo courtesy Gene Knuckey's book "Chrysotile, Arizona, 1914-1945.)