adularia
English
Etymology
Named for the type locality at Adular, Switzerland.
Noun
adularia (plural adularias)
- A variety of orthoclase feldspar found as colorless to white prismatic crystals in cavities in metamorphic rocks. Some specimens reflect a bluish sheen along crystal faces. This phenomenon is called adularescence, and adularia with this property is called moonstone. (See sanidine).
Related terms
Translations
Further reading
- “Adularia” in David Barthelmy, Webmineral Mineralogy Database, 1997–.
- “adularia”, in Mindat.org, Hudson Institute of Mineralogy, accessed 29 August 2016.
Italian
Etymology
From Adular, a Swiss locality.
Portuguese
Spanish
Pronunciation
- IPA(key): /aduˈlaɾja/, [aðuˈlaɾja]
Further reading
- “adularia” in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014.
This article is issued from Wiktionary. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.