Moldavite (tektite) formed by a meteorite that hit the river moldau million+ years ago in modern day Germany : r/rockhounds
Moldavite Tektite Nugget Small (Singles) | Rare Earth Gallery
Genuine Moldavite Tektite Nugget — Astro Gallery of Gems
Amazon.com: 12pc Set Indochinites Tektites - Looks Like Black Moldavite - Small Meteorite Material Natural Specimens from Vietnam : Clothing, Shoes & Jewelry