Assertion: spoil | /r/HasProperty | rock
Facets:
Source sentences:
text: In context|uncountable|lang=en terms the difference between excavation and spoil is that excavation is (uncountable) archaeological research that unearths buildings, tombs and objects of historical value while spoil is (uncountable) material (such as rock or earth) removed in the course of an excavation, or in mining or dredging]] [[tailings|tailings.