Q610
Which one of the following is a manganese containing minerals
A.
Magnetite
B.
Tourmaline
C.
Pyrolusite
AnswerD.
Both A and B
Answer: Option C
Solution
Answer: Option C
Solution:
Pyrolusite is a manganese-containing mineral. It is a mineral consisting essentially of manganese dioxide (MnO2) and is important as an ore of manganese. It is a black, amorphous appearing mineral, often with a granular, fibrous or columnar structure, sometimes forming Reni form crusts.