{"product_id":"ghost-garnet-aka-pr-luag-lumogarnet-faceted-loose-gems-orange-glow","title":"Ghost Garnet aka Pr:LuAG Lumogarnet Faceted Loose Gems Orange Glow","description":"\u003cp\u003eThese are faceted 'Ghost Garnet', aka lab made Pr-doped LuAG (Lutetium Aluminum Garnet). We have calibrated rounds both in high dopant and lower dopant levels--both are gorgeous.\u003cbr data-mce-fragment=\"1\"\u003e\u003cbr data-mce-fragment=\"1\"\u003eLuAG is an exotic lab-created crystal with the same structure as natural garnets, but a composition and properties which are impossible in nature.  While the most famous type is the neon green cerium-doped LuAG, when doped with praseodymium instead you get this very odd multifluorescence: longwave UV gives a pale green, shortwave gives violet and best of all blue light gives a strong orange glow.  This means that against a black background in blue-leaning lighting you have a light green stone with a visible orange glow--very uncanny!\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003ePr:LuAG, like its more famous brother Ce:LuAG, is used as a scintillator in high end applications.\u003c\/p\u003e","brand":"Turtle's Hoard","offers":[{"title":"4mm Round (avg. 0.5ct) Light Dopant","offer_id":50398074241312,"sku":"Gem_Ghost_Round_4l","price":22.0,"currency_code":"USD","in_stock":false},{"title":"5mm Round (avg. 1.1ct) Light Dopant","offer_id":50398074306848,"sku":"Gem_Ghost_Round_5l","price":44.0,"currency_code":"USD","in_stock":false},{"title":"6mm Round (avg. 1.8ct) Light Dopant","offer_id":50398074372384,"sku":"Gem_Ghost_Round_6l","price":72.0,"currency_code":"USD","in_stock":false},{"title":"7mm Round (avg. 2.9ct) Light Dopant","offer_id":50398074437920,"sku":"Gem_Ghost_Round_7l","price":116.0,"currency_code":"USD","in_stock":false},{"title":"8mm Round (avg. 4ct) Light Dopant","offer_id":50398074503456,"sku":"Gem_Ghost_Round_8l","price":160.0,"currency_code":"USD","in_stock":true},{"title":"9mm Round (avg. 5.8ct) Light Dopant","offer_id":50398074568992,"sku":"Gem_Ghost_Round_9l","price":232.0,"currency_code":"USD","in_stock":true},{"title":"10mm Round (avg. 8.3ct) Light Dopant","offer_id":50398074634528,"sku":"Gem_Ghost_Round_10l","price":310.0,"currency_code":"USD","in_stock":true},{"title":"6mm Round (avg. 1.8ct) Heavy Dopant","offer_id":50398093443360,"sku":"Gem_Ghost_Round_6H","price":72.0,"currency_code":"USD","in_stock":false},{"title":"9mm Round (avg. 5.8ct) Heavy Dopant","offer_id":50398086070560,"sku":"Gem_Ghost_Round_9H","price":232.0,"currency_code":"USD","in_stock":false},{"title":"10mm Round (avg. 8.3ct) Heavy Dopant","offer_id":50398086103328,"sku":"Gem_Ghost_Round_10H","price":310.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/6794\/0384\/files\/IMG_00012_4fcc01b0-4d7b-49c5-81ca-3075e8403e07.jpg?v=1751826855","url":"https:\/\/store.gemsofscience.com\/products\/ghost-garnet-aka-pr-luag-lumogarnet-faceted-loose-gems-orange-glow","provider":"Gems Of Science","version":"1.0","type":"link"}