goethite

noun
goe·​thite | \ ˈgər-ˌtīt How to pronounce goethite (audio) , ˈgə- \

Definition of goethite

: a common brown mineral that consists of an iron hydrogen oxide and is the commonest constituent of many forms of natural rust

Examples of goethite in a Sentence

Recent Examples on the Web But a range of other rocks appear in the archaeological record, from the yellow ochre goethite to the often-dramatic specular hematite, sometimes called specularite. Gemma Tarlach, Discover Magazine, "Pigment of Our Imagination," 23 Mar. 2018 To complicate matters even more, when heated to at least 480 degrees Fahrenheit, yellow ochre’s crystal structure changes and the goethite can transform into hematite, or red ochre. Gemma Tarlach, Discover Magazine, "Pigment of Our Imagination," 23 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'goethite.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of goethite

circa 1823, in the meaning defined above

History and Etymology for goethite

German Göthit, from J. W. von Goethe

Keep scrolling for more

Learn More about goethite

Time Traveler for goethite

Time Traveler

The first known use of goethite was circa 1823

See more words from the same year

Statistics for goethite

Cite this Entry

“Goethite.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/goethite. Accessed 14 December 2019.

More from Merriam-Webster on goethite

Rhyming Dictionary: Words that rhyme with goethite

Britannica.com: Encyclopedia article about goethite

Comments on goethite

What made you want to look up goethite? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to assail by words or arguments

Get Word of the Day daily email!

Test Your Vocabulary

Great Scrabble Words—A Quiz

  • scrabble tiles that read scrabble quiz
  • Which of the following Q-without-U words means the number five in cards or dice?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!