Moldavite jewelry is the green crystal embedded into the sterling silver. These are not actually the gemstone but are the glass crystals that are the impact of the meteoroid and comets that have fallen on the area of the Czech Republic 14.8 million years ago.
https://www.rananjayexports.co....m/gemstones/moldavit
![image](https://buzzbiipull.b-cdn.net/upload/photos/2022/03/WvsrAsyV2kEUczaDKbdv_30_85a6e557c872cf411f59f65b7446e613_image.gif)