pentagonite

English

Etymology

From the fiveling twins that are common in this material.

Noun

pentagonite (uncountable)

1. (mineralogy) A silicate of calcium and vanadium found in basalts and tuffs

Further reading

• David Barthelmy (1997–2024) “Pentagonite”, in Webmineral Mineralogy Database.
• “pentagonite”, in Mindat.org‎^[1], Hudson Institute of Mineralogy, 2000–2024.

Italian

Noun

pentagonite f (plural pentagoniti)

1. (mineralogy) pentagonite