{"product_id":"microcline-feldspar-xa45","title":"Microcline Feldspar · Anjanabonoina, Madagascar, ~16 ct piece","description":"\u003cp class=\"product-lede\"\u003eA hand-graded cabochon of microcline feldspar from Anjanabonoina, Madagascar, calibrated to the 23–54 mm working range. Sold as a single piece, weighed in carats, treatments disclosed.\u003c\/p\u003e\n\n\u003ch3\u003eAbout this lot\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e Anjanabonoina, Madagascar.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFormat:\u003c\/strong\u003e One specific cabochon, weighing approximately 16 ct, hand-graded from a parent lot of 218 ct. Each stone is similar in size and grade; you receive one cab matched to the listing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSize:\u003c\/strong\u003e 23–54 mm.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e ~16 ct per piece.\u003c\/p\u003e\n\u003cp class=\"product-variance\"\u003e\u003cstrong\u003eSize note:\u003c\/strong\u003e Stones in the parent lot range widely from 23 mm to 54 mm (2.3× spread). The specific piece you receive may be on either end of that range — request a photo before ordering if size is critical.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None. 100% natural, untreated material. Disclosed on every listing — that's the Atlas standard.\u003c\/p\u003e\n\n\u003ch3\u003eSuggested use\u003c\/h3\u003e\n\u003cp\u003ePendant settings, statement rings, or display — adularescence and aventurescence show best in slow light.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stone Atlas standard\u003c\/h3\u003e\n\u003cp\u003eHand-graded in our US studio. Treatments disclosed on every listing, no exceptions. Shipped insured from the US since 1995. Returns within 14 days if the stone in hand doesn't match the listing.\u003c\/p\u003e","brand":"The Stone Atlas","offers":[{"title":"Single piece (~16 ct)","offer_id":55687102005321,"sku":"XA45-S","price":135.0,"currency_code":"USD","in_stock":true},{"title":"3-piece set (~48 ct, 8% off)","offer_id":55688154808393,"sku":"XA45-3","price":405.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0980\/8140\/7049\/files\/XA45-01-hero_082c7269-ac68-4ca0-aa93-7ccee712bbce.jpg?v=1778843492","url":"https:\/\/thestoneatlas.com\/products\/microcline-feldspar-xa45","provider":"The Stone Atlas","version":"1.0","type":"link"}