Our moss agate earrings are handmade with natural agate gemstones in a tube shape dangling from 14K gold filled or sterling silver earwires. Dainty drop earrings perfect for gift giving for those that love minimalist styles. Moss agate has tiny green fern-like inclusions with patterns unique to each stone. The drop length is 1 1/2 inches. If you have a preference for lighter or darker stones just let us know. About Moss Agate: Moss agate is a natural untreated gemstone with tiny green fern or moss like inclusions. Moss agate is formed from volcanic rock that has been weathered over time. It can be found in Uruguay, India, Brazil, Europe, and in the US. It was 1st found in the US in Yellowstone National Park as a result of volcanic activity. Materials: Natural moss agate gemstone tube shaped 14x4mm All metal components are 925 sterling silver, 14K gold filled, or 14K rose gold filled If you have any questions just click "message seller" on our homepage. Thank you for visiting our jewelry shop, Linda and Joe .