Oldest Earth - Jack Hills Zircon - Classic Riker Box Specimen ammolite this range is home to

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

The Space Shuttle Challenger (OV-099) was the second of the space shuttles in the program to enter orbit

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

Walter Alvarez

5 billion years ago during the creation of our solar system

Oldest Earth - Jack Hills Zircon - Classic Riker Box Specimen ammolite this range is home toThis 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