Minerals Whose Chemical Elements Include Carbon and Oxygen as a Major

Q10: An element cannot be broken into smaller

Q11: Minerals are classified according to their:<br>A) streak.<br>B)

Q12: A substance in which atoms are arranged

Q13: A mineral that is valued for its

Q14: Which of the following best describes an

Q16: Halite (table salt) is composed of _.<br>A)

Q17: Ninety-two percent of the Earth's crust is

Q18: Radon forms by the radioactive decay of

Q19: Which one of the following is not

Q20: Feldspar is a _ mineral.<br>A) silicate<br>B) clay<br>C)