Small wheel-thrown jar with an inset Shino lid

Oct 24, 2026 Last reply: 15 hours ago 4 Replies
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The finished piece is a small wheel-thrown jar with a lid sitting inset below the rim, glazed in a rough Shino and fired to cone 10 in a gas kiln. The glaze breaks into a mottled reddish-brown and speckled cream surface, and the lid came out of the kiln free even though the maker worried that glazing both parts might trap it in the lip.



The build starts with brown clay thrown into a cylinder with an internal recessed gallery rim. A separate lid blank is thrown upside down and dried to leather-hard, then trimmed and test-fitted flush against the body. The jar is inverted to carve a foot ring into the base, while the lid is trimmed down to a raised integral knob. Calipers check the lid against the opening, and lid and flange diameters get measured roughly ten times through throwing and trimming.



The details that stand out: the areas around the lid and the bottom are waxed before the jar is dipped into a bucket of Laguna Death Valley, which is a rough Shino, and wadding props the lid in place during the firing. The interior is glazed while the base ring is left sanded and unglazed. The maker even printed a trimming spinner tool using a bearing. As for the rough glaze surface, smoothing it once the water evaporates has little effect, so it is left alone apart from touch-ups.



One trade-off remains: the lid sits inset by design, but the maker wanted it recessed deeper and found splitting the clay that far down while throwing more challenging. A deeper seat would likely mean adding a handle rather than just trimming away. Considering the maker has only been doing pottery for about two years, the fit looks impressive.


How did the maker keep the lid from sealing itself shut in the glaze firing? With a recessed gallery and glaze involved on both parts, I would have expected fusion at the lip. Was anything applied or placed at the mating surfaces before the jar went into the kiln?

I think leaving the rough surface alone is a clever call. Since smoothing barely does anything once the water evaporates, fighting the texture would just burn time, so touching up only the worst spots keeps the effort where it actually shows on the finished pot.

If the maker ever wants that deeper lid recess, adding a handle might be the way to go, since throwing the recess deeper risks splitting the clay and trimming away alone will not get there. It would be interesting to see a future jar with that deeper seat.

The maker has covered this: the areas around the lid and the bottom get waxed before glazing, and wadding is used to prop the lid in place during the glaze firing. Despite the worry about the lip, the finished lid was not trapped, so the approach worked for this jar.

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