Click to enlargeWhere New Crust Forms as Plates Diverge

7" x 2.75"

Brown glaze from drillings into mid-Atlantic Ridge at 23.5N 45W. Rocks cut, slurry melted, 1.5 to 2.5 million years old. Darker brown interior was applied more thickly than lighter brown exterior.

Sea glass center and rim glaze of matte green and lavender were assembled from refined materials.