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单词 metamictization
释义

metamictizationn.

Brit. /ˌmɛtəˌmɪktʌɪˈzeɪʃn/, U.S. /ˈˌmɛdəˌmɪktəˈzeɪʃ(ə)n/, /ˈˌmɛdəˌmɪkˌtaɪˈzeɪʃ(ə)n/, /ˈˌmɛdəˌmɪkˌdaɪˈzeɪʃ(ə)n/
Origin: Formed within English, by derivation. Etymons: metamict adj., -ization suffix.
Etymology: < metamict adj. + -ization suffix. Compare metamictness n.
Mineralogy.
The process of becoming, or state of being, metamict.
ΘΚΠ
the world > the earth > minerals > change processes > [noun] > metamictization
metamictization1952
1952 Amer. Mineralogist 37 154 More powerful sources of radiation..might prove useful in the study of metamictization.
1970 Science 30 Jan. 617/1 The U and Th contents of baddeleyite are quite low, which explains the high transparency and the lack of metamictization.
1993 Jrnl. Petrol. 34 831 The metamictization of the cores caused some expansion and cracking of the rims.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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n.1952
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