Gold, silver and platinum are classed as:
APrecious metals
BFerrous metals
CNon-ferrous ones
DOrganic minerals
Answer & Solution
Correct answer: A. Precious metals
1. Metallic minerals have three types.
2. Gold, silver and platinum are precious metals.
3. Iron is a ferrous metal.
_Source: syllabus Fundamentals of Physical Geography, Chapter 5, Minerals and Rocks._
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