Have you seen Green Tourmaline Rulers on Quartz matrix? There are several overlapping olive coloured tourmaline rulers which are in pretty good condition over all. You can see some damage you can see in photos.
And of course, tourmaline is wonderful for cleaning. And many use for protecting the energy of anyone but especially those who feel energy. When it is in quartz it ramps up the energy of the needles and helps are psychic attack which is usually a person under stress through their ill will in your direction.
Know that this green tourmaline rulers on quartz is also called green tourmalinated quartz and tourmalated quartz. Dimensions are appropximate.