The combination of Pietersite, Red Agate, Black Obsidian, Dzi Agate, and Hematite is thought to create a powerful and dynamic synergy of energies. Each stone contributes its unique metaphysical properties, resulting in a potent blend that can support transformation, protection, grounding, clarity, and spiritual connection. 
Here's a breakdown of the individual meanings and the potential combined effect:
Individual Meanings:
Pietersite: Known as the "Tempest Stone," Pietersite is associated with courage, transformation, and spiritual vision. It's believed to enhance intuition and access to higher consciousness.
Red Agate: This vibrant stone is often linked to vitality, passion, and action. It's believed to boost motivation and courage, making it useful for overcoming challenges and pursuing goals.
Black Obsidian: A powerful protective stone, Black Obsidian is known for its ability to absorb negativity and shield against psychic attacks. It's also associated with grounding, emotional release, and shadow work.
Dzi Agate: Highly prized in Tibetan culture, Dzi beads are believed to bring good fortune, protection, and spiritual benefits. The specific benefits vary depending on the number of "eyes" on the bead.
Hematite: Hematite is a grounding stone that connects you to the earth, promoting stability and security. It absorbs negative energy and helps transmute it into positive energy, protecting your aura. 
Combined Meaning:
When combined, these stones are believed to offer a multifaceted support system:
Transformation and Protection: Pietersite fosters spiritual awakening and transformation, while Black Obsidian provides a strong shield against negative energies. Dzi Agate adds spiritual protection and good fortune.
Grounding and Stability: Hematite anchors you to the earth, providing stability and security, while Black Obsidian offers grounding and helps in emotional release.
Courage and Motivation: Red Agate provides the energy and drive to take action and pursue your goals, while Pietersite enhances courage and spiritual insight.
Clarity and Focus: The grounding energy of Hematite, combined with the mental clarity and insight fostered by Pietersite and Red Agate, can help you make better decisions and navigate challenges with a clearer perspective. 
In essence, this combination of stones is thought to be a powerful ally for personal growth, spiritual transformation, and overcoming obstacles with courage, clarity, and strength.