boninite lan jasperoid
schists mica, schists calc-silicate, schists grafit, blueschists, whiteschists, greenschists, hornblende Schist, talc Schist, chlorite Schist, garnet Schist, Schist glaucophane.
tuan rumah rock kanggo timbal, traps kanggo cairan njero kaya lenga lan gas alam., seng lan tembaga celengan
gampang pecah dadi lancip piring, Gamelan kanggo tutul