Question:
Choose the correct answer from the options given below :
Correct Option: 4,
Solution:
Siderite $-\mathrm{FeCO}_{3}$
Calamine $-\mathrm{ZnCO}_{3}$
Kaolinite $-\mathrm{Al}_{2}(\mathrm{OH})_{4} \cdot \mathrm{Si}_{2} \mathrm{O}_{5}$
Malachite $-\mathrm{Cu}(\mathrm{OH})_{2} . \mathrm{CuCO}_{3}$