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There would be no fireworks without minerals. An aerial fireworks burst is produced by launching a fireworks shell high into the air, where an explosion occurs. This explosion propels brightly burning ...

London, had a mystery on its hands. A rather attractive, triangular, but ultimately mysterious lump of blue mineral. The rest ...

Collectors prize the copper mineral linarite for its intense blue color, but specimens with crystals large enough to truly show off this hue are rare. Linarite, which also contains lead, typically ...

Mineral elements provide the color in fireworks. Barium produces bright greens; strontium yields deep reds; copper produces blues; and sodium yields yellow. Other colors can be made by mixing elements ...