Crystals are the best source for healing. The beauty of it is it can be set like a timer in the process of healing. The major seven crystals which can be used with the combination of our body Chakras which is corelated to 7 basic colours VIBGYOR. fOR eg:Voilet - Amythest, Rose quartz Indigo - Lapizluzi Blue - Aquamarine, Tourquoise Green - Peridot, Green Tourmoline Yellow - calcite, Topaz Orange - Amber, Carnelian Red - Ruby, Ruby eye, Garnet