Calligraphy Stone, also known as Mirim Jasper, drilled crystal tumblestone beads with purple colouring. The crystal beads are side drilled near the top and would be ideal to use with leather or cord as they have a large approx 2mm hole.
See more beads here
Size: 2.8 - 3.1 cm approx measured at the largest points
Weight: 12 - 15 grams approx
Country of origin: India