The rock waste associated with land disturbances such as excavations and strip mining is referred to as:

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Tailings are the byproducts of mining or excavation activities, which are typically stored in piles or reservoirs. They are composed of rock waste and other materials such as chemicals used in the extraction process. Scree and talus are both terms used to describe loose rock debris at the base of slopes or cliffs, while regolith refers to the layer of loose material covering solid rock. Alluvium is material deposited by rivers or streams.

The Rock Waste Associated with Land Disturbances Such as Excavations