amphibolization

noun
am·​phib·​o·​li·​za·​tion | \ amˌfibələ̇ˈzāshən, ˌamfəˌbōlə̇ˈ-\
plural -s

Definition of amphibolization

: a metasomatic process whereby a preexisting dark mineral has been converted to amphibole

First Known Use of amphibolization

1885, in the meaning defined above

History and Etymology for amphibolization

amphibole + -ization

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