255322 The highest quality hard coal is:
Anthracite. Anthracite is the hardest quality of hard coal.
255323 The largest solar plant of India is located at:
Madhapur. The largest solar plant of India is located at Madhapur.
255324 Sandstone and Mica are examples of _______.
Non-metallic minerals.
255325 The softest mineral is:
Talc. Talc is the softest mineral.