3rd and 7th chakra- Oligoclase is a variety of Feldspar which also includes Sunstone, Moonstone and Amazonite. These gemmy colorless crystals of Oligoclase assists one in learning to trust others.  Colorless Oligoclase emits what is called a 'sustaining energy' keep a hold on situations or activities.  By Melody.  I find these to be very energetic and pure.  Colorless stones in general are about being 'clear' in all matters of your life.  Some feel that the colorless gemstones help one to feel closer to your spirit guides.