This Moldavite pendant is artfully framed in .925 Silver (Sterling) ready to adorn your favorite chain. One of the most compelling Tektites, Moldavite is the naturally water-etched result of a meteoritic impact in southern Germany that occurred about 14.7 million years ago, forming the Nördlinger Ries Crater. It is approximately 77% silica. Chlum, Benešov District, Central Bohemia, Czech Republic. 1" x 1.4" x .5", 10.41 grams.