11" x 2.25"
On porcelain clay says, "A white marble, a Snowball Earth, spinning above a molten core while continents drift and asteroid dust scatters and settles. Namibia, M.A.R. [Mid-Atlantic Ridge], Space."
White speckled area framing center of sea-glass is the Namibian rock. Next to it is the feather-shaped area stained with rock slurry from drillings into the crust of Earth. Speckled area outside of the band of words is the K-T Band sediment. Lavender glaze assembled from refined materials.