Concretion1
US$125.00
- Sedimentary Concretion
- Variety: Cut and highly polished Concretion
- Weight : 14.6 pounds (6622 grams)
- Width : 15.0 inches (38.1 centimeters)
- Height : 10.5 inches ) 26.7 centimeters)
- Location: Tarrant County, Arlington, Texas
- Formation: Eagleford Formation
- Age: 90 - 92 Million years old