en2015-08-18 18:04 PM CESThttp://inspire.ec.europa.eu/codelist/LithologyValue/phyllonite:1http://inspire.ec.europa.eu/codelist/LithologyValue/phylloniteMylonitic rock composed largely of fine-grained mica that imparts a sheen to foliation surfaces; may have flaser lamination, isoclinal folding, and deformed veins, which indicate significant shearing. Macroscopically resembles phyllite, but formed by mechanical degradation of initially coarser rock.