Uruguay Amethyst Mixed Shapes AM1142 - Black Stalactite Bridge Cut Base Matrix and is often viewed as

and is often viewed as a stone of peace

The color of the agate depends on how the minerals are distributed inside of the stone

Multiple Fluorite cubes can be observed in perfect condition

This feature is rare and highly prized by collectors

Uruguay Amethyst Mixed Shapes AM1142 - Black Stalactite Bridge Cut Base Matrix and is often viewed asLocality: Cataln Grande, Artigas Department, Uruguay Dimension: 13. 3x8. 2 cm Weight: 958g About 160 million years ago, when tectonic plates were rifting Africa and South America apart as the Atlantic Ocean opened, one of the worlds great flood basalt events was occurring. Basalts flowed from the rift, producing stratified lava flows thousands of feet thick in Brazil and nearby Uruguay. Within these flows, gas bubbles and lava tubes created cavities