NOT POINTS so much as pieces (some pointed) about 1.5 inch size IN THE RAW FORM  AND ABOUT AND INCH OR SO FOR THE TUMBLED CHOOSE FROM DROP DOWN LIST--nice for increasing your metabolism or helping with digestive issues and of course, using to make crystal water for dieting. ( Crystal water is where , AFTER you have washed your stone and rinsed it, you set it in a jar, glass or container of water to soak overnight. This allows the crystal time to energize the water, just TAKE OUT the stone BEFORE you drink the water. Really, it would be a choking hazard otherwise. It is believed the energized water will act to increase your metabolism to help you lose weight. The stone can be used again and again for this purpose.  Please be aware that NOT all stones are good for making crystal water, some can be toxic,(malachite for one) and some will degrade( any of the selenites)
Otherwise citrines sunny energy  helps impart joy into your life, stimulating your mind and raising self esteem. it can be useful in relieving depression and dark moods when worn. it is also considered a stone of abundance that can help attract good things in life to come to you!