BLUE-GRAY MINERAL Crossword Clue
BLUE-GRAY MINERAL Crossword Clue
We know 1 solutions for: BLUE-GRAY MINERAL
Crossword Puzzle Infos
The term 'Blue-Gray Mineral' refers to the mineral GALENA, which is a lead sulfide with a chemical formula of PbS. It is a metallic gray mineral that can have a bluish tint due to the presence of sulfur. GALENA is an important ore of lead and is found in many parts of the world. It is also used as a source of silver and is sometimes used as a gemstone.