from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A scoriaceous amphibole with yellow crystals.
from The Century Dictionary and Cyclopedia
- n. A variety of amphibole occurring in minute crystals of light yellow color and feeble pieochroism. It is found in cavities of a volcanic rock near Xiphonia, an ancient city of Sicily.
Coined by Dr Gaetano Platania. (Wiktionary)