propylitizationn.
/ˌprɒpɪlᵻtʌɪˈzeɪʃn/, U.S. /ˈˌprɑpələˌtaɪˈzeɪʃ(ə)n/, /ˈˌprɑpələdəˈzeɪʃ(ə)n/ Geology.
The hydrothermal alteration of an igneous rock to propylite, esp. around an ore body; an instance of this.
ΘΚΠ
the world > the earth > minerals > change processes > [noun] > conversion to specific mineral
zeolitization1879
serpentinization1885
sericitization1888
uralitization1888
saussuritization1889
variolitization1890
propylitization1903
muscovitization1909
scapolitization1909
mylonitization1913
mylonization1913
myrmekitization1916
nephelinization1943
spilitization1946
1903 A. Geikie Text-bk. Geol. (ed. 4) II. 812 The solutions..in their progress..induce chemical and mineralogical changes in the surrounding rocks which thus undergo various transformations, being sometimes weakened by the removal of certain constituents, as in propylitisation and kaolinisation.
1965 G. J. Williams Econ. Geol. N.Z. viii. 87/1 The mineralization is a typical Tertiary andesitic propylitization.
1995 Volcanol. & Seismol. 16 689 In areas of more intense propylitization, the mesostasis of the tuff and tuffite is almost completely replaced by sericite, quartz, carbonate, and..chlorite.
This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).
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n.1903