{"product_id":"dominant-industry-alchemist-c04-moonstone-calligraphy-ink","title":"Dominant Industry Alchemist C04 Moonstone – 25ml Colour-Changing Calligraphy Ink (Dip Pen \u0026 Brush)","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eStep outside with a page written in Moonstone and watch it change before your eyes. No trick, no filter — just UV-reactive pigment doing exactly what its name promises, shifting the ink's colour the moment sunlight hits it and quietly reverting the second it doesn't.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eDominant Industry Alchemist C04 Moonstone\u003c\/strong\u003e is a 25ml calligraphy ink from the \u003cstrong\u003eAlchemist Series\u003c\/strong\u003e, part of the Color-Changing sub-line alongside Alexandrite, Philosopher's Stone, and Seraphinite. Made in small batches in Paju, South Korea, it takes its name and its behaviour from the gemstone itself — a stone whose colour seems to shift depending on how the light falls across it, echoing the changing phases of the moon.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eAvailable at \u003cstrong\u003eShosai\u003c\/strong\u003e (\u003ca class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/www.shosai.ca\"\u003eshosai.ca\u003c\/a\u003e) in Gatineau \/ Ottawa — with in-store pickup (J9J 0K6) and Canada-wide shipping.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eThe Colour Change\u003c\/h3\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eIndoors\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eOut of direct sunlight, Moonstone sits as a \u003cstrong\u003epale, creamy orange to peach tone\u003c\/strong\u003e — soft and unassuming on the page, with a subtle pearl shimmer that catches light without demanding attention.\u003c\/p\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eIn Sunlight\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eStep into direct sun or UV light and the transformation happens within seconds: the pale orange shifts into a \u003cstrong\u003emuted, grayish blue\u003c\/strong\u003e — some describe it as leaning indigo, others as a soft teal-grey — depending on the intensity and angle of the light. The shimmer becomes more visible against the darker tone once the shift occurs. Bring the writing back indoors or out of direct light, and the colour gradually fades back to its original orange, ready to shift again the next time it sees the sun.\u003c\/p\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eHow Long It Takes\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe change is fast — typically visible within seconds to under a minute in direct sunlight — and fully reversible every time, for as many cycles as you care to test it.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eBefore You Fill Your Pen\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMoonstone is a \u003cstrong\u003edip pen and brush ink only\u003c\/strong\u003e. This is not a suggestion — using it in a fountain pen risks permanent clogging, due to the high concentration of photochromic pigment and shimmer particles the colour-change effect depends on. Stick to dip nibs, glass pens, and brushes, and you'll get the full effect without the risk.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003ePractical Notes\u003c\/h3\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003ePreparing to Write\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eShake the bottle well before each use to keep the pigment and shimmer particles evenly distributed — a stir stick can help prevent air bubbles if you're working the ink for an extended session. Dry time runs longer than a standard fountain pen ink, so allow extra time before handling written pages.\u003c\/p\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eRecommended Paper \u0026amp; Tools\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMoonstone works well on smooth calligraphy paper, dip-pen-friendly surfaces, and anywhere you want the colour shift to read clearly. Pair it with dip pens, glass pens, or brushes for the fullest expression of both the base colour and the shift.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eRecommended Uses\u003c\/h3\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSecret letters and hidden messages\u003c\/strong\u003e — text that reads one way indoors and reveals itself differently in the sun\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCalligraphy and creative lettering\u003c\/strong\u003e — a genuine conversation piece for any handwritten piece meant to be seen in daylight\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOutdoor art journaling\u003c\/strong\u003e — the shift is most dramatic and immediate in direct sun, making outdoor sessions especially rewarding\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eAbout the Alchemist Series\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThe Alchemist Series is Dominant Industry's collection of specialty calligraphy inks built around transformation, myth, and materials that don't behave the way ordinary ink does. Moonstone belongs to the Color-Changing sub-line, alongside Alexandrite, Philosopher's Stone, and Seraphinite — inks designed to shift under UV exposure and return to their original state indoors, while the Pearl sub-line (Apatura Metis, Unicorn) relies on glitter and the Standard sub-line (Blue Rose, Pink Robin) on colour alone.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eAbout Dominant Industry\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eDominant Industry is a South Korean ink studio based in Paju, working in small batches and building each release around a specific visual idea. Their inks are made through an additive process using reflective and transparent pigments, aiming for what the brand calls \"bottled light\" — colour with genuine presence and, in the case of the Alchemist Color-Changing line, colour that responds to the world around it.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eProduct Specifications\u003c\/h3\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\"\u003eDetail\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-[hsl(var(--border-300)\/0.6)] py-2 pr-4 align-top font-bold\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBrand\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDominant Industry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSeries\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAlchemist\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSub-Series\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColor-Changing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInk Name\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eC04 Moonstone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOrigin\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSouth Korea (Paju)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eVolume\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e25ml\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eInk Type\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eWater-based, UV-reactive calligraphy ink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eBase Colour (Indoors)\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003ePale Orange \/ Peach\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eColour Under UV\/Sunlight\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGrayish Blue \/ Muted Indigo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eShimmer\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eSubtle silver\/pearl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eRecommended Use\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eDip pen, glass pen, brush\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eFountain Pen Use\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNot recommended (dip pen only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003eAvailable at Shosai — Ottawa–Gatineau\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eShosai\u003c\/strong\u003e (\u003ca class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/www.shosai.ca\"\u003eshosai.ca\u003c\/a\u003e) is a fine stationery boutique serving the \u003cstrong\u003eOttawa–Gatineau National Capital Region\u003c\/strong\u003e. We carry a curated selection of premium fountain pen inks, papers, and writing instruments from the world's most respected stationery brands.\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e📍 \u003cstrong\u003eIn-store pickup:\u003c\/strong\u003e Gatineau, QC — J9J 0K6\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e🛵 \u003cstrong\u003eLocal delivery:\u003c\/strong\u003e Available in the Ottawa–Gatineau area\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e🚚 \u003cstrong\u003eCanada-wide shipping\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e🇨🇦 \u003cstrong\u003eBilingual service\u003c\/strong\u003e — English and French\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eWhether you are new to fountain pens or a seasoned collector, Shosai is your local destination for inks that go beyond the ordinary.\u003c\/p\u003e","brand":"Shosai","offers":[{"title":"Default Title","offer_id":48044130795745,"sku":"C04","price":33.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/8032\/1249\/files\/1_d1ca82d1-1313-4aa7-aa2f-3b74195b6f53.png?v=1772650196","url":"https:\/\/shosai.ca\/products\/dominant-industry-alchemist-c04-moonstone-calligraphy-ink","provider":"Shosai","version":"1.0","type":"link"}