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 5" x 2" Porcelain, seaglass center.
Says, "Red Sea near 21º21'north, R/V Oceanus 449-6 ..."
Glazes assembled from refined materials are shiny brown and copper green.

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 5.75" x 2.5". Porcelain
Interior sediment is from a 1996 cruise and exterior sediment is from coordinates named. Words on back pair two institutions and two attributes of nature (Earth and fire.)
White matte and copper green glazes assembled from refined materials.

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 5.5" x 2"
Click on back image to read coordinates and ship name of this 2008 cruise and partnership between KAUST & WHOI.
Copper glaze assembled from refined materials.

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 5.75" x 2.25" Porcelain
Rarely does the play of color from oxidizing and reducing kiln atmosphere show so clearly as one copper glaze shifts from turquoise to red.
Brown glaze on front and back are both from Red Sea. Exterior from 1966 and interior from 2008, coordinates describe 2008 sample, thanks to a joint cruise of KAUST & WHOI.

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 4.5" wide x 2.5" high
Thin sediment brushed on the exterior, heavily applied on the interior. Seaglass placed in the center resulted in this effect after firing.
Turquoise glaze I assembled from refined materials.

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 13" x 4.25"
Red Sea is the dark glaze with reflective branching patterns. Read the rim for more info.
Back was intentionally left unglazed, and it shows zones of oxidation and reduction that are design elements of the making and glazing process.
Reduction can turn a copper green glaze into a red glaze. Bare clay shows how unburned fuel seeks oxygen from clay, and changes it's color.
I glazed this on the day of Obama's win, when a morning e-mail from Terrance Gavan was titled "the American Kiln." In it he rejoiced, saying "Wow! The people of America have done it again. We have shown the world that once again Americans are way out in front. Nobody else has come close to we've accomplished. An African-American president! The Melting Pot continues to melt."
I used my joy by dating work I glazed that day and the next, and also glazed as I have on ocassion in the past -- a "mutt mud" series that expresses the boundarylessness of the seafloor.

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