holfertite

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English

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The thin yellow crystal is holfertite.

Etymology

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From Holfert +‎ -ite, after John Holfert, the Utah resident who identified it.

Noun

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holfertite

  1. (mineralogy) A trigonal-pyramidal mineral containing calcium, hydrogen, iron, oxygen, potassium, titanium, and uranium.

References

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