In mining law, the layer of rock and soil lying above the minerals in question.
Full definition
Dictionary entries are a premium feature, as in the app. One payment unlocks every definition, and the rest of the library with it.
Look up another term

In mining law, the layer of rock and soil lying above the minerals in question.
Dictionary entries are a premium feature, as in the app. One payment unlocks every definition, and the rest of the library with it.
Look up another term