{"product_id":"mixed-sulphide-mineral-specimen-with-calcite-feldspar-matrix-78g","title":"Mixed Sulphide Mineral Specimen with Calcite\/Feldspar Matrix – 78g","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eA fascinating natural multi-mineral pegmatite specimen weighing approximately 78g.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThis highly textured piece contains prominent silvery-grey to dark mica crystals, including attractive stacked and book-like formations, alongside creamy white to peach feldspar and areas of translucent quartz.\u003c\/p\u003e\n\u003cp\u003eThe specimen is particularly interesting from different angles, with the mica producing a bright metallic-looking shimmer under direct light while the contrasting feldspar creates a completely different appearance on the reverse.\u003c\/p\u003e\n\u003cp\u003eA characterful geological specimen with plenty to examine, ideal for a mineral collection or educational display.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 78g\u003cbr\u003e\u003cstrong\u003eLikely minerals:\u003c\/strong\u003e Mica, feldspar and quartz\u003cbr\u003e\u003cstrong\u003eRock type:\u003c\/strong\u003e Pegmatitic mineral assemblage\u003cbr\u003e\u003cstrong\u003eForm:\u003c\/strong\u003e Natural rough specimen\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eNatural fractures, cleavage, inclusions, matrix and irregular edges are present. Please study all photographs carefully as they show the exact specimen you will receive.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDisclaimer: Gemstone identification is based on visual assessment only, considering colour, pattern, translucency, lustre and other observable characteristics. Stones have not been laboratory tested unless explicitly stated. Whilst every effort has been made to identify each gemstone accurately, identification should be considered our best professional opinion rather than a certified mineralogical determination. Natural gemstones vary in colour, pattern and inclusions, making every piece unique. Metaphysical properties are based on traditional beliefs and are not scientifically proven.\u003c\/span\u003e\u003c\/p\u003e","brand":"Clarke's Fusions","offers":[{"title":"Default Title","offer_id":47872238715011,"sku":null,"price":12.5,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0384\/0432\/5507\/files\/IMG_20260809_151821.jpg?v=1786711533","url":"https:\/\/clarkesfusions.co.uk\/products\/mixed-sulphide-mineral-specimen-with-calcite-feldspar-matrix-78g","provider":"Clarke's Fusions ","version":"1.0","type":"link"}