piglead

Hang-Ho, or whatever they call it, in China, four or five laborers on the foot-path will draw a bulky freighted junk at the rate of a mile an hour; but this grand argosy we towed heavily forged along, as if laden with piglead in bulk.

Moby Dick; or the Whale 2002

Here are heaps of scoria — stacks of piglead, wood, coke, limestone and waste earth, everything, indeed, but silver; although we are emphatically in a silver mining district, silver is by no means the material which presents itself in the greatest bulk.

A Tramp's Wallet stored by an English goldsmith during his wanderings in Germany and France William Duthie

a bulky freighted junk at the rate of a mile an hour; but this grand argosy we towed heavily forged along, as if laden with piglead in bulk.

Moby Dick: or, the White Whale Herman Melville 1855