Definify.com
Webster 1913 Edition
Adularia
‖
Adˊu-la′ri-a
,Noun.
[From
Adula
, a mountain peak in Switzerland, where fine specimens are found.] (Min.)
A transparent or translucent variety of common feldspar, or orthoclase, which often shows pearly opalescent reflections; – called by lapidaries moonstone.
Webster 1828 Edition
Adularia
ADULA'RIA
,Noun.
A mineral deemed the most perfect variety of felspar; its color white, or with a tinge of green, yellow, or red.