Definition of yellow ground in English:

yellow ground

Line breaks: yel¦low ground


[mass noun] Geology
  • Kimberlite that is exposed at the surface and has become yellow as a result of atmospheric oxidation.
    More example sentences
    • Quarry operations at the PPC Limeacres limestone mine revealed a small kimberlite pipe, allowing a good view of yellow ground.
    • This type of deposit is called eluvium and is commonly known as "yellow ground" in mining terms.
    • It is mined from a matrix of weathered clay-like rock (kimberlite) called "yellow ground."

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day tortie
Pronunciation: ˈtɔːtiː
a tortoiseshell cat