Differentiate between metallic and non-metallic minerals.
Metallic Minerals :
These minerals contain metals, which are hard substances.
These minerals found in igneous rocks.
Examples: Iron ore, bauxtie, manganese and copper, etc.
Non-metallic Minerals:
These minerals does not contain extractable metals.
These minerals found in sedimentary rocks.
Examples: Coal, potash, limestone, gypsum, mica, etc.