holfertite

English

The thin yellow crystal is holfertite.

Etymology

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

Noun

holfertite

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

References

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