} } Hornfels | Define Hornfels at Dictionary.com Thesaurus Translator Reference Word of the Day Blog Slideshows Apps by Dictionary My Account Log Out Log In follow Dictionary.com Dictionary Thesaurus Translator More... Spanish Dictionary Quotes Word Dynamo Writing Dynamo Reference Our Blog Daily Crossword Crossword Solver How Well Do You Know English Slang? Favorite Button CITE Translate Facebook Share Twitter Tweet Google+ Share hornfels [hawrn-felz] /ˈhɔrn fɛlz/ IPA Syllables Examples Word Origin noun 1. a dark, fine-grained metamorphic rock, the result of recrystallization of siliceous or argillaceous sediments by contact metamorphism. Origin Expand 1850-1855 1850-55; < German, equivalent to Horn horn + Fels rock, cliff Dictionary.com UnabridgedBased on the Random House Dictionary, © Random House, Inc. 2014. Cite This Source Examples for hornfels Expand Even if this process could occur, entry of such pollen and spores into the nonporous hornfels lacks an explanation. Red mudstone is typically altered to indurated, bluish-gray hornfels with clots or crystals of tourmaline or cordierite. Geologists call such rocks hornfels that is, horn rock. Contact metamorphism around intrusions produced epidote hornfels and locally, amphibole hornfels. Where metamorphosed, unit consists of dark-brown hornfels. The soils formed from basalt, diabase and hornfels bedrocks. Large intrusive bodies have altered host carbonate and shale units to hornfels. British Dictionary definitions for hornfels Expand hornfels /ˈhɔːnfɛlz/ noun 1. a hard compact fine-grained metamorphic rock formed by the action of heat from a magmatic intrusion on neighbouring sedimentary rocks Also called hornstone Word Origin German: literally, horn rock Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollinsPublishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Cite This Source hornfels in Science Expand hornfels (hôrn'fělz') A fine-grained metamorphic rock having a uniform grain size and formed by contact metamorphism. The American Heritage® Science DictionaryCopyright © 2002. Published by Houghton Mifflin. All rights reserved. Cite This Source Word of the Day Difficulty index for hornfels Few English speakers likely know this word Word Value for hornfels 14 15 Scrabble Words With Friends Nearby words for hornfels horned dinosaur horned frog horned lark horned lizard horned oak gall horned owl horned poppy horned pout horned screamer horned scully horned shark horned toad horned viper horned whiff hornell horner horner's method horner's pupil horner's syndrome horner's teeth horner-trantas dot hornet hornet clearwing hornet's nest horney hornfels hornfels facies hornie horniness horning hornito hornpipe hornpout horns and halo effect horns of a dilemma, on the hornsby hornstone hornswoggle horntail hornworm hornwort hornwrack horny horny coral horny frog horny layer hornywink horo horoeka horokaka horol.