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Hornfels


A metamorphic rock without foliation.



What is Hornfels?



Hornfels is a fine-grained nonfoliated metamorphic rock with no specific composition. It is produced by contact metamorphism. Hornfels is a rock that was "baked" while near a heat source such as a magma chamber, sill or dike.




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Hornfels
Hornfels: The specimen shown is about two inches (five centimeters) across.


More Metamorphic Rocks
  Schist
  Slate
  Soapstone
  Quartzite
  Novaculite
  Gneiss
  Marble
  Amphibolite


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