17x9mm Sterling Silver Plated Copper Brushed Cone 8 inch 12 pcs Tools Double Terminated Quartz Crystals have

Double Terminated Quartz Crystals have a highly vitreous luster on these colorless Crystal Quartz beads which are transparent to semi-transparent show black internal characteristics

2mm diameter Grey and Brown Moonstone Micro Faceted rondelle beads on 13 inch length having 220 pieces per strand for these expertly crafted beads showing excellent symmetry and brilliance with a perfect micro fine facet

but you can easily extend it to 20" with the beads provided in the kit

925 Sterling Silver Chain sold by the foot with approximately 36 beads per 12 inches

17x9mm Sterling Silver Plated Copper Brushed Cone 8 inch 12 pcs Tools Double Terminated Quartz Crystals haveSterling Silver Plated Copper Brushed Cone