{"product_id":"orca-agate-freeform-a-madagascar","title":"Orca agate freeform (A) — Madagascar","description":"\u003cp dir=\"ltr\"\u003eA polished freeform in banded chalcedony, shaped to suit the individual piece rather than cut to a set form, so the outline belongs to this one only.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eOrca agate is the trade name, coined by dealers around 2020 after the black and white markings. The mineral underneath is chalcedony, quartz grown in crystals too small to see individually, and because it is banded, agate is accurate. You will also see this material sold as orca jasper, which is not: jasper is opaque and grainy, and this is translucent.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eThat translucency is worth using. Held up to a window the bands read all the way through the stone rather than sitting on the surface, which is the main thing a polished freeform is for.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003eMineral:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eChalcedony (silicon dioxide, SiO₂), banded, so agate\u003cbr\u003e\u003cstrong\u003eCrystal system:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eTrigonal\u003cbr\u003e\u003cstrong\u003eOrigin:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003eMadagascar\u003cbr\u003e\u003cstrong\u003eHardness:\u003c\/strong\u003e \u003cmeta charset=\"utf-8\"\u003e6.5 to 7 on the Mohs scale; durable, though the polished surface will dull if knocked about\u003cbr\u003e\u003cstrong\u003eTreatment:\u003c\/strong\u003e None\u003cbr\u003e\u003cstrong\u003eDimensions:\u003c\/strong\u003e 7.38 x 4.3 x 13 cm\u003cbr\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e 530 g\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eYou will receive the exact piece photographed.\u003c\/p\u003e","brand":"The Crystal Showroom","offers":[{"title":"Default Title","offer_id":58429917921624,"sku":null,"price":35.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0778\/4880\/5720\/files\/oaff-a-1.jpg?v=1788970239","url":"https:\/\/thecrystalshowroom.com\/products\/orca-agate-freeform-a-madagascar","provider":"The Crystal Showroom","version":"1.0","type":"link"}