Test Samples on Porcelain: Arctic, Juan De Fuca Strait, Gulf of Maine
4" high x 4.5" wide
Every sediment glaze began with testing samples--usually on stoneware and porcelain clays. This is porcelain and has a drip edge to contain drips. From: Arctic, R/V Healy, Gulf of Maine, Penobscot na Muscongus Bays, R/V Argo Maine and Juan De Fuca Strait. Labels come from spreadsheets marked by science researchers.