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anorthoclase
noun
an·or·tho·clase
\əˈnȯrthəˌklās, -āz\
Definition of anorthoclase
-s
: a feldspar of chiefly sodium potassium aluminum silicate that is closely related to orthoclase but triclinic
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Origin and Etymology of anorthoclase
International Scientific Vocabulary an- + orthoclase; originally formed as German anorthoklase
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