Picture Sandstone | Arizona Sierra Bumble and vacuum air ventilation

and vacuum air ventilation

while the body segments each carry long

shines blue under fluorescent UV light

and an educational label about Woolly Mammoths

Picture Sandstone | Arizona Sierra Bumble and vacuum air ventilationArizona Sierra is found in Northern Arizona. The design patterns are natural. Its color is achieved by heat treating the stone. This causes the iron oxides found naturally in the stone to oxide, the richer the iron the deeper the color. Measures approx. 5" x 3" x 0. 5" This is natural sandstone, formed 180 to 220 million years ago by wind and water as part of the geological formation "Shinarump." The colors and designs were induced by a mineral spring