This collection contains thirty-six specimens, each representing one gem mineral or material in a rough (uncut) state. Both precious and semiprecious specimens are included, but not all are in their gem form. Examples of gem materials that might be included: rose quartz, amethyst, citrine, smoky quartz, rock crystal, chalcedony, amazonite, microcline, yellow jasper, red jasper, aventurine, opal, apatite, rutilated quartz, aquamarine, sodalite, malachite, corundum, topaz, rhodonite, oligoclase, bytownite, chrysocolla, jade, garnet, labradorite, zircon, olivine, tourmaline, lapis lazuli, turquoise. Packaged in an attractive specimen box with a plastic tray to keep your collection organized. Specimens range in size from approximately 1/8 inch to over 1 inch in maximum dimension. The smallest specimens are placed in a small plastic specimen box for easy handling and storage. Click on the image for a larger, more detailed photo.