The word(s) "clay" appears 20 time(s) in 19 verse(s) in Quran in Mohsin Khan translation.

(11) And indeed We created man (Adam) out of an extract of clay (water and earth).

(12) Fir'aun (Pharaoh) said: "O chiefs! I know not that you have an ilah (a god) other than me. So kindle for me (a fire), O Haman, to bake (bricks out of) clay, and set up for me a Sarh (a lofty tower, or palace) in order that I may look at (or look for) the Ilah (God) of Musa (Moses); and verily, I think that he [Musa (Moses)] is one of the liars."

(13) Who made everything He has created good and He began the creation of man from clay.

(14) Then ask them (i.e. these polytheists, O Muhammad صلى الله عليه وسلم): "Are they stronger as creation, or those (others like the heavens and the earth and the mountains) whom We have created?" Verily, We created them of a sticky clay.

(15) (Remember) when your Lord said to the angels: "Truly I am going to create man from clay".

(16) [Iblis (Satan)] said: "I am better than he. You created me from fire, and You created him from clay."

(17) To send down upon them stones of baked clay.

(18) He created man (Adam) from sounding clay like the clay of pottery.

(19) Striking them with stones of Sijjil (baked clay).