Meaning of heronite in English:

heronite

Pronunciation /ˈhɛrənʌɪt/

noun

rare Geology
  • A dark-coloured igneous rock of the phonolite group containing orthoclase, labradorite, aegirine, etc., in a matrix of analcime.

Origin

Late 19th century. From the name of HeronBay, a bay on Lake Superior, Ontario, Canada, where the mineral was first found + -ite.