Large Olivenite jade Gemstone Nugget Beads in natural free form shapes with lovely textures and veining will be the highlight of your next beaded jewelry creation. The average size of these big Olivenite jade Semiprecious Gemstone Nuggets is approximately in the 18mm range. These Semiprecious Stone Nugget Beads are polished to a smooth finish. Each bead is an irregular shape that is approximately 15mm - 25mm. Sizes are very APPROXIMATE and will vary GREATLY. Some beads may be as small as 10mm and some might be 30mm or larger. In each strand you will find a range of sizes. There could be 12mm, 15mm, 20mm, and 25mm gemstone nuggets. Expect each Olivenite jade bead to have its own unique combination of pattern and color. Olivenite jade Large Nuggets are available by the strand which is approximately 15 inches long with approximately 22 beads. Again, keep in mind the larger the nuggets the less there will be on a strand. If the nuggets are not as big there will be more on a strand.