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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. physiography
  2. phytane
  3. piedmont
  4. pingo
  5. pipe
  6. pipestone
  7. pisolite
  8. pitchblende
  9. placer
  10. plagioclase
  11. plain
  12. planation
  13. plastic
  14. plat
  15. plate
  16. plate tectonics
  17. plateau
  18. platy
  19. playa
  20. Pleistocene
  21. Pliocene
  22. plume
  23. pluton
  24. plutonic
  25. pluvial
  26. pneumatolytic
  27. pocosin
  28. pod
  29. polar
  30. pole
  31. pond
  32. pool
  33. porphyry
  34. potassium–argon
  35. pothole
  36. prairie
  37. Precambrian
  38. primary
  39. profile
  40. prom
  41. promontory
  42. Proterozoic
  43. province
  44. pudding stone
  45. pumice
  46. pumicite
  47. puna
  48. pyroclastic
  49. pyrogenic
  50. pyroxene