Oldest Earth - Jack Hills Zircon - Classic Riker Box Specimen ammolite Members of the genus could

Members of the genus could be found all over the world and resembled modern starfish in shape and behavior

this range is home to the second-highest peak in the world: K2

So the profound

Walter Alvarez

Oldest Earth - Jack Hills Zircon - Classic Riker Box Specimen ammolite Members of the genus couldThis specimen is a small piece of the Jack Hills formation north of Perth in Western Australia (pictured above). The rough, sedimentary layers of the Jack Hills formation are 3. 3 billion years old, but they also contain much older zircon crystals across a range of time from 3. 6 to nearly 4. 4 billion years old. The specimen measures 1x1 cm and is enclosed inside an acrylic specimen jar. The jar is enclosed inside a classic, glass topped riker