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Featured Terms

  1. anthracite
  2. boulder
  3. cwm
  4. erratic
  5. igneous
  6. intrusive
  7. mesa
  8. sedimentary
  9. silt
  10. swale

GEOLOGY

All Terms

  1. pyroxenite
  2. quake
  3. quartzite
  4. quaternary
  5. quicksand
  6. r
  7. R
  8. race
  9. radiocarbon dating
  10. radiometric
  11. raft
  12. rag
  13. rainwash
  14. rainwater
  15. rampart
  16. range
  17. rapid
  18. ravine
  19. reach
  20. recent
  21. reef
  22. reentrant
  23. refugium
  24. reg
  25. region
  26. regolith
  27. rejuvenate
  28. relict
  29. reliction
  30. relief
  31. remanence
  32. remanent
  33. residence time
  34. rhyolite
  35. Richter scale
  36. ridge
  37. ridgeline
  38. ridgetop
  39. riffle
  40. rift
  41. rift valley
  42. rill
  43. rillet
  44. rimrock
  45. riparian
  46. ripple
  47. ripple mark
  48. riv
  49. river
  50. riverbank