38 Sr Strontium alkaline

Strontium

Atomic number 38

Symbol Sr

Category Alkaline

Crystal system Cubic

1 mineral in the collection

Discovered : 1790, in strontianite. Named after Strontian, Scotland.

Found in : Strontianite, celestite.

Used for : Fireworks (red color), signal flares, glass for TV screens.

Remarkable : Produces brilliant red in fireworks. Radioactive strontium-90 from nuclear fallout can substitute for calcium in bones.

Minerals containing Strontium

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