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Which sedimentary rock is made mostly of clay minerals?


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breccias

shale

Respuesta :

The Answer to this Questions is  SHALE.

"Which sedimentary rock is made mostly of clay minerals?"

Shale is the sedimentary rock mostly made of clay minerals.
 
Shale is Soft, finely stratified sedimentary rock that formed from consolidated mud or clay and can be split easily into fragile slabs.

:) XD
Shale is composed of mud that is a mix of flakes of clay minerals