HUMIC SHALE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Shale that is rich in humic acids

Classified under:

Nouns denoting substances

Hypernyms ("humic shale" is a kind of...):

humate (material that is high in humic acids)

shale (a sedimentary rock formed by the deposition of successive layers of clay)

Credits