A) camallite
B) malachite
C) galena
D) bauxite
Correct Answer: D
Solution :
Camallite\[\text{KCl}\text{.MgC}{{\text{l}}_{\text{2}}}\text{.6}{{\text{H}}_{\text{2}}}\text{O}\] Malachite \[CuC{{O}_{3}}.Cu{{(OH)}_{2}}\] Galena PbS Bauxite \[\text{A}{{\text{l}}_{\text{2}}}{{\text{O}}_{\text{3}}}\text{.2}{{\text{H}}_{\text{2}}}\text{O}\] \[\therefore \] Ore of aluminium is bauxite.
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