{"product_id":"bi-color-elbaite-tourmaline-loose-gemstone-afghanistan-3-25ct","title":"Natural Bluish Green Bi-Color Tourmaline Faceted Loose Gemstone from Afghanistan – 3.25 CT Elbaite","description":"\u003ch2 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eTwo Colors. One Stone. Zero Treatment.\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThere's something genuinely special about a gemstone that can't make up its mind between blue and green — and doesn't have to. This 3.25-carat bi-color tourmaline from Afghanistan carries both colors naturally within a single faceted stone, shifting subtly depending on how the light hits it. It's the kind of gemstone that catches the eye before you even know why, and it's entirely the earth's doing — no heat, no irradiation, no enhancement of any kind.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhat Makes This Stone Unique\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMost gemstones come in one color. Bi-color tourmaline is genuinely different — the greenish blue two-tone you see in this stone developed naturally as the crystal grew, when the chemical composition of the surrounding pegmatite fluid changed mid-formation. The result is a single stone with two distinct personalities, captured perfectly by the radiant cut chosen to show off both tones simultaneously.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThis is elbaite tourmaline — the most prized and gem-quality variety of the entire tourmaline mineral group, responsible for nearly all collectible and jewelry-grade tourmaline on the market. Afghan elbaite in greenish blue bi-color is a recognized collectible in its own right, valued by gemstone enthusiasts for its natural complexity and rarity.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhy This Stone Is Worth Adding to Your Collection\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eNatural two-tone color.\u003c\/strong\u003e The bluish green bi-color is 100% natural — no treatment has been used to create or intensify it. What you see is exactly what came out of the ground.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eExcellent clarity for its type.\u003c\/strong\u003e Bi-color tourmalines are classified as Type II clarity stones in the gem trade, meaning eye clean is the recognized quality benchmark. This stone meets that standard cleanly.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eVersatile and meaningful.\u003c\/strong\u003e Whether you're a gemstone collector, a jewelry lover, or looking for a meaningful October birthstone gift, this stone works across all three without compromise.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eAccessible price point.\u003c\/strong\u003e Fine, natural, untreated bi-color elbaite in eye clean quality is not a common find at this price — this listing offers genuine quality at a straightforward value.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eProperties \u0026amp; Details\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\"\u003e\u003cstrong\u003eStone\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eElbaite Tourmaline\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\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eGreenish Blue \/ Bi-Color\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\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e3.25 carats\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\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e9 × 7 × 7 mm\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\"\u003e\u003cstrong\u003eShape \/ Cut\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eRadiant Cut\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\"\u003e\u003cstrong\u003eClarity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eEye Clean\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\"\u003e\u003cstrong\u003eTreatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eNone — fully natural, untreated\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\"\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eAfghanistan\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\"\u003e\u003cstrong\u003eHardness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003e7.5–8 on the Mohs scale\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\"\u003e\u003cstrong\u003eFamily\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eElbaite (Tourmaline group)\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\"\u003e\u003cstrong\u003eBirthstone\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-[hsl(var(--border-300)\/0.3)] py-2 pr-4 align-top\"\u003eOctober\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eBuying Guide: Is This the Right Stone for You?\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThis stone is a strong choice if any of the following applies to you:\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\n\u003cstrong\u003eYou're a gemstone collector\u003c\/strong\u003e who values natural, untreated stones with genuine complexity — bi-color elbaite from Afghanistan is a recognized collectible.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eYou're buying a gift\u003c\/strong\u003e for someone born in October, or for anyone who loves color and nature-made uniqueness over standard single-color gemstones.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eYou're a jewelry enthusiast\u003c\/strong\u003e who wants a stone with character — something that looks different from every angle and in every light setting.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eYou want natural, untreated quality\u003c\/strong\u003e without paying premium prices for larger carat weights or heavily marketed stone varieties.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eAt 7.5–8 on the Mohs scale, tourmaline is also hard enough for everyday jewelry wear if you eventually decide to have it set.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eAuthenticity You Can Trust\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThis stone is \u003cstrong\u003e100% natural and completely untreated.\u003c\/strong\u003e No heat, no irradiation, no fracture filling — the bi-color is entirely natural. What's shown in the listing photos is the actual stone you'll receive, not a representative sample. We source directly from mining regions in Afghanistan, hand-selecting each stone for quality before listing.\u003c\/p\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eUsage Ideas\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\u003eLoose gemstone collection.\u003c\/strong\u003e A natural addition to any collection focused on elbaite varieties, Afghan gemstones, or bi-color stones.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eOctober birthstone gift.\u003c\/strong\u003e Tourmaline is the official October birthstone — a distinctive, meaningful alternative to the more commonly gifted pink tourmaline.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eFuture jewelry piece.\u003c\/strong\u003e At 9×7mm in a radiant cut, this stone fits a wide range of standard ring, pendant, and earring settings when you're ready to have it set.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eZodiac gift.\u003c\/strong\u003e Tourmaline is associated with Libra and Scorpio — a thoughtful, personalized gift for anyone born under those signs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eCare Instructions\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\"\u003eClean with warm soapy water and a soft brush — gentle and effective for loose stones.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eStore separately from harder gemstones to avoid surface scratches.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eAvoid prolonged direct sunlight to protect the natural color.\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body whitespace-normal break-words pl-2\"\u003eKeep in a soft pouch or padded box when not on display.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003eWhy Buy From Minerals Paradise\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eWe source every gemstone directly from mining regions in Afghanistan and Pakistan, selecting each stone by hand for color, clarity, and cut quality. Every listing shows the actual stone you're buying — not a stock photo. We ship worldwide, back every order with a return policy, and make the buying process straightforward whether this is your first gemstone purchase or your hundredth.\u003c\/p\u003e\n\u003ch2 class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eExplore more from our loose gemstone collection:\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003ebrowse our full \u003ca class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/mineralsparadise.com\/collections\/loose-gemstones\"\u003eLoose Gemstones Collection\u003c\/a\u003e for more Afghan tourmaline and other natural stones, or see our \u003ca class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/mineralsparadise.com\/collections\/tourmaline-crystals\"\u003eTourmaline Crystals\u003c\/a\u003e for raw specimen options. Check \u003ca class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/mineralsparadise.com\/blogs\/birthstones\"\u003eBirthstones\u003c\/a\u003e to learn more about tourmaline as October's birthstone, or visit our \u003ca class=\"underline underline underline-offset-2 decoration-1 decoration-current\/40 hover:decoration-current focus:decoration-current\" href=\"https:\/\/mineralsparadise.com\/blogs\/healing-crystals-1\"\u003eHealing Crystals\u003c\/a\u003e blog for tourmaline's meaning and properties.\u003c\/p\u003e\n\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e 5. FAQ SECTION (AEO Optimized)\u003c\/h2\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: What is bi-color tourmaline?\u003c\/strong\u003e\u003cbr\u003eA: Bi-color tourmaline is a single gemstone that shows two distinct colors simultaneously  in this case, a natural greenish blue  caused by changing chemical conditions during crystal growth in the earth.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: Is this tourmaline natural and untreated?\u003c\/strong\u003e\u003cbr\u003eA: Yes. This stone is 100% natural with no heat treatment, irradiation, or any other enhancement whatsoever.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: What is elbaite tourmaline?\u003c\/strong\u003e\u003cbr\u003eA: Elbaite is the most gem-quality and collectible variety of the tourmaline group, responsible for nearly all faceted tourmaline gemstones including this greenish blue bi-color stone.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: Is this stone good for a gift?\u003c\/strong\u003e\u003cbr\u003eA: Yes. Tourmaline is the official October birthstone and is associated with creativity and positive energy, making this a meaningful, distinctive gift for anyone born in October or interested in natural gemstones.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: Can this stone be set in jewelry?\u003c\/strong\u003e\u003cbr\u003eA: Yes. At 7.5–8 on the Mohs hardness scale, tourmaline is suitable for all jewelry types. The 9×7mm radiant cut fits a wide range of standard ring and pendant settings.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: What clarity is this stone?\u003c\/strong\u003e\u003cbr\u003eA: This stone is eye clean — no inclusions visible to the naked eye — which is the recognized quality standard for bi-color tourmaline gemstones.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eQ: Do you ship worldwide?\u003c\/strong\u003e\u003cbr\u003eA: Yes, we ship worldwide with Express Shipping, and orders are processed within 24–48 hours of payment confirmation.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":47491326542115,"sku":"","price":450.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/6833\/0019\/files\/Natural_bi-color_tourmaline_loose_gemstone_bluish_green.jpg?v=1783303239","url":"https:\/\/mineralsparadise.com\/products\/bi-color-elbaite-tourmaline-loose-gemstone-afghanistan-3-25ct","provider":"Minerals Paradise","version":"1.0","type":"link"}