phyllite

UK
/ˈfɪlaɪt/
US
/ˈfɪˌlaɪt/
phyllitenoun
phyllites
pl
Translations
The geologist examined the phyllite to determine its mineral composition.
Геолог изучил филлит, чтобы определить его минеральный состав.
Definitions
A type of metamorphic rock that is formed from slate and is characterized by a foliated texture and a sheen due to the presence of fine-grained mica.
The geologist identified the rock sample as phyllite due to its shiny surface and layered appearance.
phylliteadjective
UK
/ˈfɪlaɪt/
US
/ˈfɪˌlaɪt/
Used attributively to describe something composed of or relating to phyllite rock.
Definitions
Made of, containing, or relating to phyllite.
The outcrop revealed a phyllite layer interbedded with quartzite.