Asked by EMMANUEL OWUSU on May 14, 2024
Verified
What is waste soil and rock removed during surface mining called?
A) tailings
B) hazardous waste
C) gangue
D) spoils
Spoils
Unusable or waste material generated from processes like excavation, mining, or construction.
Surface Mining
A method of extracting mineral and energy resources near the surface of the earth by removing the soil and rock that cover the mineral deposits.
Waste Soil
Soil that has been contaminated or degraded due to improper disposal of waste or pollutants.
- Understand the definitions and concepts related to waste products in mining such as tailings, gangue, spoil, and acid mine drainage.
Verified Answer
IA
Iyanu AjibadeMay 18, 2024
Final Answer :
D
Explanation :
Spoils are the waste soil and rock removed during surface mining. A is incorrect because tailings specifically refer to the waste material left over after extracting valuable minerals or metals from ore. B is incorrect because not all waste soil and rock removed during surface mining is hazardous waste. C is incorrect because gangue refers to the worthless, non-valuable minerals or rock that surround or are mixed with valuable minerals or ore, not the waste material removed during mining.
Learning Objectives
- Understand the definitions and concepts related to waste products in mining such as tailings, gangue, spoil, and acid mine drainage.