jinis
Phyllite
Minette, alnoite, camptonite, monchiquite, fourchite, vogesite, appinite lan spessartite
fitur
gampang pecah dadi lancip piring, iku salah siji saka rock tuwa, lumahan asring mengilap
tansah ditemokake minangka pipo vulkanik liwat lemah ndhuwur Continental jero, tuan rumah rock kanggo diamond, iku salah siji saka rock tuwa, lumahan asring mengilap