selwynite

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English

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Etymology

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From Selwyn +‎ -ite, after A. R. C. Selwyn.

Noun

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selwynite

  1. (mineralogy) A tetragonal-ditetragonal dipyramidal deep purplish blue mineral containing aluminum, beryllium, hydrogen, oxygen, phosphorus, potassium, sodium, and zirconium.

References

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  • David Barthelmy (1997–2024) “Selwynite”, in Webmineral Mineralogy Database.