The beryl is cobbed out by hand, since no method for successful beneficiation has been developed and applied. For this reason medium-grained granite is most adaptable, if it may be split and cobbed readily along rift and grain directions.

Coordinate term: g'hal

Progress was observed from time to time by holding the end of the punch in the sooty flame of a candle or lamp and by pressing it on slightly damp paper to make a smoke proof.

Brutes may be and are scious.