to crush quartz

`One might think from the look of you that you had been having a night of it.' I only groaned by way of answer. I had, indeed, been having a night of it, such as I hope never to have again.

Is there a man on earth so perfect found, / Who ne’er mistook a word in sense or sound ? / Not blund’ring, but persisting is the fault ; / No mortal sin is lapsus linguae thought : / Clerks may mistake ; considering who ‘tis from, / I pardon little slips in Cler. Dom. Com.

Suppose we wish to make a pointed cap, such as used to be known as a toboggan cap, from yarn or worsted.