This guide shows you one or more of the best and most efficient routes to farm Mote of Earth in World of Warcraft Classic and is exactly what you need if you want to gather materials yourself instead of spending your gold on it on the auction house. If Mote of Earth is not what you are looking for, you may take a look at all available farming guides.
Farming Motes of Earth in Nagrand
The best source of earth particles are the Shattered Rumbler enemies in Nagrand. Just farm them along the chasm and then return to the starting point. You will only have waiting time if you kill the enemies too fast (or someone farms in your way!).
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