Tyler Pham amazing crossword

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Across
  1. 2. Surface mining removing overburden for minerals.
  2. 4. Eluviation layer where minerals leach downward.
  3. 7. Soil layer with distinct physical characteristics.
  4. 12. Initial geological material before soil formation.
  5. 13. Extracting minerals beneath the Earth's surface.
  6. 14. Collecting minerals from riverbeds and streambeds.
  7. 15. Polluted precipitation harming ecosystems and structures.
  8. 16. Weathered bedrock or unconsolidated material layer.
  9. 17. Subsoil layer with accumulated minerals and nutrients.
Down
  1. 1. Removing mountaintops to access coal deposits.
  2. 3. Soil's ability to retain and exchange cations.
  3. 5. Excavating minerals from a large, open pit.
  4. 6. Residue from ore extraction and processing.
  5. 8. Topsoil layer, rich in nutrients and organic material.
  6. 9. Organic matter enriching soil, aiding plant growth.
  7. 10. Proportion of soil's cation exchange sites occupied.
  8. 11. Underground mineral deposit awaiting extraction.