Main Answer:
The unusable parts that remain after ore is mined is called "tailings."
Explanation:
Tailings refer to the byproducts of ore processing that are left behind after the extraction of valuable minerals. When ore is mined, it undergoes various processes to extract the desired elements, leaving behind the less valuable or unwanted material as tailings. These materials can include finely ground rock particles, chemical residues, and other waste materials. Tailings are often stored in tailings ponds or dams, and their management is crucial to minimize environmental impact.
Improper disposal or management of tailings can lead to environmental issues, such as soil and water contamination. The tailings may contain harmful substances such as heavy metals or chemicals used in the extraction process. To mitigate these risks, responsible mining practices focus on developing safe and sustainable methods for storing and managing tailings. This includes the use of advanced technologies, engineered containment systems, and regular monitoring to ensure environmental protection.
In conclusion, tailings represent the remnants of the mining process that are not economically viable or environmentally safe to further process. Managing these byproducts responsibly is integral to sustainable mining practices that prioritize environmental conservation and minimize the impact on ecosystems.