Flaky rock (5)
'flaky rock' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for mica that I've seen before include "Semitransparent insulating mineral" , "Shiny silicate mineral" , "Muscovite with perfect cleavage" , "Transparent mineral" , "Isinglass" .)
'flaky rock' is the definition.
(I've seen this in another clue)
This is the entire clue.
(Other definitions for shale that I've seen before include "Soft rock; heals (anag.)" , "Layered sedimentary rock" , "Soft sedimentary rock" , "Stratified rock" , "Stone that splits easily into fine pieces" .)