{"product_id":"butterfly-rust-skyward-dragon-kiln-wood-fired-jian-zhan-130ml-pbf-2504-13-09","title":"Butterfly Rust – Skyward Dragon Kiln Wood-fired Jian Zhan (180ml) (PBF 2504-13-09）","description":"\u003cp\u003e\u003cspan\u003eButterfly Rust is a rare persimmon-rust iron glaze formed through traditional wood firing in a 60-meter Skyward Dragon Kiln in Jianyang. The glaze developed under the prolonged flame travel and complex atmospheric conditions unique to large dragon kilns.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDuring firing, iron migration within the high-iron glaze, combined with alternating oxidation-reduction conditions and natural wood ash deposition, produced silver crystalline structures across the glaze surface. Under specific temperature gradients, these crystals occasionally formed distinctive butterfly-like patterns within the iron-rust glaze matrix.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis effect appeared only intermittently during several years of operation in the original 60-meter dragon kiln managed by the artist and local craftsmen. The kiln has since been incorporated into the Jian Ware historical and cultural protection zone and is no longer permitted to fire. As a result, the exact kiln conditions responsible for this glaze can no longer be recreated.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFewer than four hundred pieces were successfully produced in total, with fewer than seventy authenticated examples believed to remain available worldwide. For this reason, Butterfly Rust Jian Zhan are regarded among the rarest surviving modern dragon-kiln glaze results.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis larger example presents the glaze across a broader bowl form, allowing the butterfly crystallization, iron-rust field, and central mineral transformation to be observed with unusual clarity. Pieces of this scale and preservation are especially uncommon.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eHandmade in Shuiji Town, Jianyang, Fujian, using local iron-rich clay and naturally iron-bearing mineral glaze.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eKiln Type: 60-meter Skyward Dragon Kiln wood-fired\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFiring Temperature: approx. 1350 °C\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFiring Cycle: approx. 20 days preparation, 3 days firing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFiring Atmosphere: alternating oxidation and reduction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eForming Method: fully hand-thrown\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eTrimming Method: fully hand-trimmed\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eClay Source: Shuiji Town, Jianyang, Fujian\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eClay Iron Content: \u0026gt;12\u003c\/span\u003e\u003cspan\u003e%\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGlaze Material: natural iron-bearing mineral glaze\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGlaze Structure: surface crystallization\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eGlaze Type: Persimmon Rust (iron-rust crystalline glaze)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eEdition: individually numbered work\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOrigin: Shuiji Town, Jianyang, Fujian, China\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cstrong\u003e\u003cspan class=\"s1\"\u003eDetails\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Diameter: 9.9 cm (3.90 in)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Height: 5.4 cm (2.13 in)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Capacity: 180 ml (6.09 fl oz)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e• Weight: 217 g (7.65 oz)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Note:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e – Capacity measured close to the rim; for use, fill about 70% full.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan\u003e – All measurements are taken by hand; slight variation may occur.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cstrong\u003e\u003cspan class=\"s1\"\u003eIn the Box\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Rosewood Collector’s Box with Concealed Mechanism\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s2\"\u003e• Linen Cup Pouch\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Double-Layer Cotton Tea Towel\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Collector’s Brochure with Certificate — artisan-signed, sealed, and individually numbered\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Care Instruction Card \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Disposable LED Mini Light\u003c\/span\u003e\u003c\/p\u003e","brand":"The Phoenix Kiln","offers":[{"title":"Default Title","offer_id":45516345802854,"sku":null,"price":2980.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/0713\/3542\/files\/8531C3BC-7BD6-4ED9-89CE-6AA2D5F3F060.jpg?v=1776408966","url":"https:\/\/fdpfqp-1t.myshopify.com\/products\/butterfly-rust-skyward-dragon-kiln-wood-fired-jian-zhan-130ml-pbf-2504-13-09","provider":"The Phoenix Kiln","version":"1.0","type":"link"}