Large Moss Agate 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 Moss Agate Semiprecious Gemstone Nuggets is approximately in the 25mm range. These Semiprecious Stone Nugget Beads are polished to a smooth finish. Each bead is an irregular shape that is approximately 18mm - 30mm. Sizes are very APPROXIMATE and will vary GREATLY. Some beads may be as small as 15mm and some might be 35mm or larger. In each strand you will find a range of sizes. There could be 18mm, 20mm, 25mm, and 30mm gemstone nuggets. Expect each Moss Agate bead to have its own unique combination of pattern and color. Moss Agate Large Nuggets are available by the strand which is approximately 15 inches long with approximately 16 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.