Crossword-Solution: ICO 3 letters, 1 clue 🏆 scrabble score: 5

Shaking his reins, and calling out "_Ico! Ico!_" to his horse, he would ride up to the doomed beast, and endeavour to cut him out from the herd.

The striking and booting of the workmen, common in some mines, was never permitted in "Pingüico." In Pachuca, for example, this was said to be the universal practice; while in the mines of Chihuahua it would have been as dangerous as to do the same thing to a stick of dynamite.

The scarred and seared old "Pingüico" searcher, who stood at his block three times each twenty-four hours, had already killed three men who thus attacked him.

Soon I came upon the vanguard of the day-shift from "Pingüico," straggling down the face of the mountain, shouting and whistling to each other in their peculiar language.

The ancient "Peregrina" mine was different from "Pingüico." Here we entered by a level opening and walked down most of the two thousand feet, much of it by narrow, slimy, slippery, stone steps, in some places entirely worn away by the bare feet of the many generations of peons that as slaves to the Spaniards of colonial days used to carry the ore up on their backs from the very bottom of the mine.