{"product_id":"mintabie-black-raw-rough-opals-3-count-specimen-from-south-australia-13-3ct-weight-31","title":"Mintabie Black Raw Rough Opals - 3 Count - Specimen from South Australia, 13.3ct weight #31","description":"Australian Mintabie Black Rough Opal small specimen stones\u003cbr\u003e\u003cbr\u003eCountry of Origin: Mintabie, South Australia\u003cbr\u003e\u003cbr\u003e10-point scale of mineral hardness: 5.5 - 7.0 (10 - Hard, 1 soft)\u003cbr\u003e\u003cbr\u003eQuantity: 3 Mintabie Opal Specimens. You will receive the exact gemstones shown in the photos. We have tried to capture the beautiful colour tones as best we can in a photograph.\u003cbr\u003e\u003cbr\u003eTreatment: Untreated, natural raw state\u003cbr\u003e\u003cbr\u003eSize: approx 0.4cm x 1.2cm x 0.7cm, 0.6cm x 2cm x 0.7cm, and 0.6cm x 1.9cm x 0.8cm\u003cbr\u003e\u003cbr\u003eWeight: 2.6 grams, 13.3 carats for all 3 stones\u003cbr\u003e\u003cbr\u003eCare has been taken to ensure that weights and measurements are as accurate as possible, however please do note that these are only approximate.\u003cbr\u003e\u003cbr\u003eThese stones have been photographed with water. Being wet brings out the maximum colour.\u003cbr\u003e\u003cbr\u003eThese specimens are in their natural raw form and shedding of small crystals is normal. Natural inclusions, cracks and pockets are all visible and all part of the natural stone. Please handle with extra care.\u003cbr\u003e\u003cbr\u003eThe Mintabie opal gets its name from the location it is mined in Mintabie, South Australia. This area is famous for producing milky white to almost black opal some of the hardest and most durable opal in the world. These Opals usually found in flat sheets referred to as plates and can vary in body tone and appearance all the way from clear crystal, to very dark, or black.","brand":"Calder Crystals","offers":[{"title":"Default Title","offer_id":58112923762952,"sku":"CC-MintabieOpal-MTO-31","price":55.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1004\/6062\/6184\/files\/CC-MintabieOpal-MTO-31-1_ccde9131-2fb4-44dc-9f72-fd7f0fcd3b09.jpg?v=1782810190","url":"https:\/\/caldercrystals.com\/products\/mintabie-black-raw-rough-opals-3-count-specimen-from-south-australia-13-3ct-weight-31","provider":"Calder Crystals","version":"1.0","type":"link"}