These are some unique crystals indeed. Ashley Leavy says metaphysically they are great for Harmony and serenity, confidence, overcoming obstacles, joy, abundance, love, empathy, integrity, amplifies energy, selfless light work, restful sleep, lucid dreaming, clear decision making.
These come from Bahia, Brazil. These crystals are polished to show the inclusions / phantoms.
Amphibole Quartz Crystals have inclusions, mostly consisting of Limonite , Hematite, Kaolinite, Lithium, Actinolite and other minerals. Chlorite can also be seen in some of them.