Click to enlargePush ~ Pull ~ Erupt

6.25" x 2"

Says, "Earth's Mid-Atlantic preading ridge. Havre volcano's pumice mud, subduction friction forces." Chattered area is M.A.R. rock slurry. Area outside the word-band is subduction sediment from Costa Rican area and back silica glaze is from havre's submarine volcano.

Shiny brown and copper green were assembled from refined materials.

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