phyllite
Noun
Meaning
A mineral related to ottrelite.
Clay slate; argillaceous schist.
Source: Webster's dictionarySynonyms
granite
marble
limestone
chalk
basalt
conglomerate
breccia
gneiss
dolomite
gabbro
diorite
metamorphic rock
amphibolite
eclogite
hornfels
Show all synonyms
Examples
Between convert, the North Col Formation consists chiefly of biotite-quartz phyllite and chlorite-biotite phyllite intercalated with minor amounts of biotite- sericite -quartz schist.
The remainder of the North Col Formation, exposed between convert on Mount Everest, consists of interlayered and deformed schist, phyllite, and minor marble.