{"product_id":"australian-semi-black-and-crystal-rough-uncut-opal","title":"Australian Mintabie Semi-Black Crystal Opal 191.11cts - Rough Uncut","description":"\u003cp\u003e\u003cstrong\u003eAustralian Mintabie Semi-Black Crystal Opal 191.11cts - Rough Uncut\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA spectacular parcel of semi-black and crystal rough opal from the world-renowned Mintabie fields of South Australia. At 191.11 carats (38.34 grams), this is a substantial parcel of multi-colour super gem opal — the kind of stone that serious lapidary artists and high-end jewellers dream of working with. The dark body tone of semi-black opal intensifies the colour play, making every flash of light truly dramatic.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 191.11cts (38.34g)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approx. 28mm × 15mm (average stone size)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Mintabie, South Australia\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Semi-black and crystal opal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrade:\u003c\/strong\u003e Multi-colour super gem\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Natural rough uncut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrice per gram:\u003c\/strong\u003e $144.69\/g | $29\/ct\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReference:\u003c\/strong\u003e #41\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eEthically mined directly from Mintabie, South Australia. Semi-black opal is among the most prized opal varieties in the world, second only to black opal. This parcel represents exceptional value for the quality on offer.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eContact us for additional stone sizing information.\u003c\/em\u003e\u003c\/p\u003e","brand":"Opal Essence","offers":[{"title":"Default Title","offer_id":34088421326983,"sku":"41","price":5548.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0379\/8577\/9847\/files\/IMG_8069.heic?v=1709511049","url":"https:\/\/opalessence.net.au\/nl\/products\/australian-semi-black-and-crystal-rough-uncut-opal","provider":"Opal Essence - Australian Opals \u0026 Gemstones","version":"1.0","type":"link"}