Disc Set consist:

Clear Quartz - Crown,
Purple Fluorite - Third Eye,
Sodalite -Throat,
Green Aventurine - Heart,
Rose Quartz - Spiritual Heart,
Yellow Calcite - Solar Plexus,
Carnelian - Naval,
Red Jasper - Root,
Hematite - Root and Grounding.

Small single terminated Clear Quartz points (the terminated end pointing towards the body) used to channel energy through the Chakras.