Stromatolite | Russia | Pre-Cambrian 1.3 byo metal Because the barite is more

Because the barite is more durable than the sandstone

Its name comes from the Greek word "amethytos" meaning not drunk

Spirit Quartz is a variety of quartz (SiO2)

light green color

This pale green prehnite showcases classic botryoidal formations with smooth

Stromatolite | Russia | Pre-Cambrian 1.3 byo metal Because the barite is morePrecambrian stromatolites from the Torgo River Basin in Yakutia, Siberia, Russia, are ancient, fossilized microbial mats dating back approximately 1. 2 to 1. 3 billion years. These Mesoproterozoic, often polished specimens from the Torgo Formation represent early life forms, showing intricate, banded, and dome shaped structures. They are highly prized by collectors for their, often showing deep, earthy colors. This item is 2. 25" x 1. 25" and weighs