Both of these clusters have some stilbite in them, as well as the Apophyllite.
Apophyllite is a Heart, Crown & Third Eye Stone. It is known as the 'crystal of Reiki healing'. It has a unique uplifting vibration. It brings relief from stress, tension, anxiety. It infuses the light body with high vibrational energy. As you continue to accelerate via the soul star chakra you can make contact with higher dimensional beings. It activates the Heart chakra and assists in being a channel of pure love. It enhances inner knowing. It brings self love, unconditional love, cosmic bliss and helps with connection to higher angelic galactic spiritual realms.