Center is melted sea glass, surrounded by K-T Boundary material (refers to Cretacious-Tertiary band of sediment containing extraterrestrial dust deposited about 65 million years ago, also known as iridium anomaly.) Sediment is from 30°19.9’ north 157°49.4’ west 3100 to 3115 meters deep. Interior sides and bark are slurry from drillings into Earth's crust. Click to see back band that names the coordinates of each place. Exterior and interior sides is slurry from drillings into mid-Atlantic Ridge. This piece can be seen and purchased at "Grenon's of Newport." where they specialize in unique -- including watches, diamonds, jewelry, and porcelains glazed with precious geological and marine samples. |