This grey Botswana Agate bead strand is gorgeous! The soft stripes are a striking feature of this stone and make it perfect for many projects. These tumbled smooth nuggets are top drilled.This Botswana Agate was mined in Africa, then cut and polished in East Asia. The small nugget beads range in size from 8mm to 14mm long. The hole size is 1mm. The strand is 16" inches long and there are approximately 62 beads on a strand.