Oldest Earth - Jack Hills Zircon - Classic Riker Box Specimen ammolite The Space Shuttle Challenger (OV-099)

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

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

Walter Alvarez

"Beauty is meaningless until it is shared

Oldest Earth - Jack Hills Zircon - Classic Riker Box Specimen ammolite The Space Shuttle Challenger (OV-099)This 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