{"product_id":"budget-refractory-gold-ore-quartz-crystal-specimen-lot-3-small-hydrothermal-breccia-samples","title":"Budget Refractory Gold Ore Quartz Crystal Specimen Lot | 3 Small Hydrothermal Breccia Samples","description":"\u003cp data-start=\"209\" data-end=\"482\"\u003eThis budget specimen lot includes 3 smaller refractory gold ore quartz crystal samples that did not make the cut for individual premium listings but still display interesting geological features and quartz crystal growth formed during ancient hydrothermal explosion events.\u003c\/p\u003e\n\u003cp data-start=\"209\" data-end=\"482\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"484\" data-end=\"729\"\u003eThese specimens formed when explosive hydrothermal activity fractured and brecciated the host rock, creating small cavities and fracture networks that were later filled by silica-rich fluids, allowing quartz crystals to grow throughout the rock.\u003c\/p\u003e\n\u003cp data-start=\"484\" data-end=\"729\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"731\" data-end=\"1132\"\u003eThe samples contain sulfide-rich refractory gold mineralisation with minute silver values and antimony-bearing minerals. Some free gold is present within the ore, however it occurs in micron-sized particles typically only visible under magnification or a microscope. Most of the gold remains locked within sulfide minerals, making the ore refractory and unsuitable for simple gravity recovery methods.\u003c\/p\u003e\n\u003cp data-start=\"731\" data-end=\"1132\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1134\" data-end=\"1158\"\u003eThis lot is ideal for:\u003c\/p\u003e\n\u003cul data-start=\"1159\" data-end=\"1380\"\u003e\n\u003cli data-section-id=\"3kpzdi\" data-start=\"1159\" data-end=\"1190\"\u003eBeginner mineral collectors\u003c\/li\u003e\n\u003cli data-section-id=\"omj6l5\" data-start=\"1191\" data-end=\"1225\"\u003eGeological display collections\u003c\/li\u003e\n\u003cli data-section-id=\"1fznabw\" data-start=\"1226\" data-end=\"1261\"\u003eRefractory gold ore enthusiasts\u003c\/li\u003e\n\u003cli data-section-id=\"10v9ime\" data-start=\"1262\" data-end=\"1296\"\u003eEducational and study purposes\u003c\/li\u003e\n\u003cli data-section-id=\"1uybfyx\" data-start=\"1297\" data-end=\"1343\"\u003eQuartz and hydrothermal mineral collectors\u003c\/li\u003e\n\u003cli data-section-id=\"1yliix3\" data-start=\"1344\" data-end=\"1380\"\u003eBudget mineral specimen collectors\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1382\" data-end=\"1490\"\u003ePlease note these are smaller and lower-grade display specimens compared to the premium individual listings.\u003c\/p\u003e\n\u003cp data-start=\"1382\" data-end=\"1490\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"1492\" data-end=\"1507\"\u003e\u003cstrong data-start=\"1492\" data-end=\"1505\"\u003eIncluded:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1508\" data-end=\"1631\"\u003e\n\u003cli data-section-id=\"3grh8v\" data-start=\"1508\" data-end=\"1564\"\u003e3 small refractory gold ore quartz crystal specimens\u003c\/li\u003e\n\u003cli data-section-id=\"i0zn10\" data-start=\"1565\" data-end=\"1591\"\u003eMixed shapes and sizes\u003c\/li\u003e\n\u003cli data-section-id=\"7zxbqx\" data-start=\"1592\" data-end=\"1631\"\u003eNatural unpolished geological samples\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp data-start=\"1633\" data-end=\"1660\"\u003e\u003cstrong data-start=\"1633\" data-end=\"1658\"\u003eImportant Disclaimer:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"1662\" data-end=\"1827\"\u003eThese specimens are sold strictly as collectible geological display samples. I do not recommend crushing, roasting, smelting, or chemically processing this material.\u003c\/p\u003e\n\u003cp data-start=\"1829\" data-end=\"2070\"\u003eThe ore contains refractory sulfides and antimony-bearing minerals. Roasting or chemical liberation processes can release toxic and hazardous gases. Any attempt to process the specimens is entirely at the buyer’s own risk and responsibility.\u003c\/p\u003e\n\u003cp data-start=\"2072\" data-end=\"2195\"\u003eBy purchasing this item, the buyer acknowledges that these specimens are intended for collection and display purposes only.\u003c\/p\u003e\n\u003cp data-start=\"2072\" data-end=\"2195\"\u003e \u003c\/p\u003e\n\u003cp data-start=\"2197\" data-end=\"2279\"\u003e\u003cstrong data-start=\"2197\" data-end=\"2210\"\u003eShipping:\u003c\/strong\u003e\u003cbr data-start=\"2210\" data-end=\"2213\"\u003eAustralia-wide shipping only. No international shipping available.\u003c\/p\u003e","brand":"OzGeology","offers":[{"title":"Default Title","offer_id":51599807742240,"sku":null,"price":45.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0702\/9918\/9536\/files\/IMG_3397_result.jpg?v=1778488951","url":"https:\/\/ozgeology.com\/products\/budget-refractory-gold-ore-quartz-crystal-specimen-lot-3-small-hydrothermal-breccia-samples","provider":"OzGeology","version":"1.0","type":"link"}