saussuritization

saussuritization

[sȯ′su̇r·əd·ə′zā·shən]
(geology)
A metamorphic process involving replacement of plagioclase in basalts and gabbros by a fine-grained aggregate of zoisite, epidote, albite, calcite, sericite, and zeolites.
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References in periodicals archive ?
3d) and intense undulose extinction in quartz from quartz arenite, intense saussuritization of plagioclase, bent mica, and deformed lithic fragments in lithic arenite, and anhydrite-laced stretched net-texture in gypsum (Fig.