Q61
In which type of rocks are metals like gold and copper mostly found?
A.
Old Sedimentary
B.
Old Igneous
AnswerC.
Old Metamorphic
D.
New Metamorphic
Answer: Option B
Solution
Answer: Option B
Solution:
In old Igneous type of rocks metals like gold and copper mostly found. Gold and copper are found in ore bodies associated with porphry. Porphry is a general term applied to igneous rocks of any composition that contain conspicuous phenocrysts (crystals) in a fine-grained groundmass.