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Webster 1913 Edition
Zoisite
Zois′ite
,Noun.
[After its discoverer, Von
Zois
, an Austrian mineralogist.] (Min.)
A grayish or whitish mineral occurring in orthorhombic, prismatic crystals, also in columnar masses. It is a silicate of alumina and lime, and is allied to epidote.
Webster 1828 Edition
Zoisite
ZOISITE
,Noun.