{"product_id":"sea-green-fluorite-and-quartz-from-okorusu-mine-namibia","title":"Sea Green Fluorite and Quartz from Okorusu Mine, Namibia","description":"\u003cp\u003e\u003cspan\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eSea Green Fluorite and Quartz\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e specimen from Namibia's famous Okorusu Mine is an attractive three-dimensional mineral specimen with a strong natural sense of depth. Pale sea-green fluorite dominates the specimen, with several prominent cubic crystals rising from a complex cluster of smaller fluorite crystals and contrasting white quartz.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cstrong\u003eSpecimen Details\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMineral:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fluorite and Quartz\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eChemical Formula:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Fluorite – CaF₂ | Quartz – SiO₂\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLocality:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Okorusu Mine, Otjozondjupa Region, Namibia\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGeological Setting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Carbonatite-related fluorite deposit\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGeological Age:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Early Cretaceous\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFluorite Colour:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Pale sea-green to blue-green, with subtle purple zoning\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eQuartz Colour:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e White to translucent\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTransparency:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Translucent to locally semi-transparent\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrystal Habit:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cubic fluorite with associated quartz crystals\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCrystal System:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Cubic\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAssociated Mineral:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Quartz\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eWeight:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 93 g\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eSize:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 49 × 39 × 40 mm\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePreparation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Professionally cleaned\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDisplay:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Ready for display\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eOkorusu Mine is one of Namibia's best-known fluorite localities and has produced exceptional specimens in a remarkable range of colours. Green and blue-green fluorite are particularly characteristic of the locality, with crystals commonly displaying sharp cubic forms and, in some specimens, striking internal colour zoning and phantom growth.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe deposit formed within an \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eEarly Cretaceous alkaline igneous-carbonatite complex\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Fluorite occurs in association with carbonatite-related mineralisation and can replace earlier minerals and host rocks during hydrothermal processes. Quartz is also a documented mineral associated with the Okorusu fluorite deposit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis particular specimen is especially appealing because of its \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ethree-dimensional crystal arrangement\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e. Rather than presenting as a simple flat cluster, the fluorite crystals build upward and outward from the centre of the specimen, creating several attractive viewing angles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe most prominent crystal is a large, pale sea-green cubic fluorite positioned near the upper portion of the specimen. Its broad crystal faces and translucent interior allow subtle variations in colour and internal texture to be seen. Additional fluorite crystals surround it, creating a layered arrangement of overlapping cubic forms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhite to translucent quartz crystals provide an attractive contrast against the green fluorite. They are particularly concentrated along one side of the specimen, where numerous small crystals form a textured natural association with the fluorite. Brownish mineralisation between the crystals adds further colour and helps define the individual mineral growth.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe specimen also reveals the characteristic \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003enatural surface textures and internal features\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e of Okorusu fluorite. While the crystals are not uniformly gem-clear, their translucency allows light to penetrate portions of the fluorite and highlights the depth of the crystal cluster.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e49 × 39 × 40 mm\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, this is a compact specimen with a substantial three-dimensional presence. Its combination of a recognised locality, attractive green fluorite, quartz association and multiple viewing angles makes it a particularly interesting addition to a collection of Namibian minerals.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFluorite has a Mohs hardness of approximately \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and possesses perfect octahedral cleavage, so the specimen should be handled with care and protected from knocks and abrasion.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eAdd a distinctive piece of Okorusu's renowned fluorite heritage to your collection with this beautifully dimensional combination of sea-green fluorite and contrasting quartz from Namibia.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"ForeverGems_SA","offers":[{"title":"Default Title","offer_id":46852942790852,"sku":"S625","price":330.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0273\/1599\/4699\/files\/S625Fluorite-OkorusoNambian_1.webp?v=1790410688","url":"https:\/\/www.forevergems.co.za\/products\/sea-green-fluorite-and-quartz-from-okorusu-mine-namibia","provider":"ForeverGems_SA","version":"1.0","type":"link"}