{"product_id":"1kg-rough-mahogany-obsidian-for-tumbling","title":"1kg Rough Mahogany Obsidian for Tumbling","description":"\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eExplore the rich, earthy beauty of Rough Mahogany Obsidian, a natural volcanic glass known for its deep reddish‑brown tones and striking black patterns. Each 1kg selection contains a mix of chunky, angular pieces showing the classic mahogany‑and‑jet contrast that makes this material a favourite for tumblers, collectors, and lapidary artists.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eIn its raw form, Mahogany Obsidian has a sharp, glassy texture with natural fractures and conchoidal edges. During tumbling, it smooths quickly and develops a high‑gloss polish, revealing swirling mahogany bands and dramatic dark inclusions.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003ePlease note: The product photo shows the stones wet to highlight their natural colours. Dry rough material will appear lighter and more matte before tumbling or polishing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eTumbling Notes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Mohs hardness: approx. 5–5.5\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Tumbles quickly due to its volcanic glass structure\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Use cushioning media to reduce chipping\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Shorter coarse stages recommended\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Produces glossy, mirror‑like stones with bold colour contrast\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eIdeal For\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Rock tumbling and polishing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Jewellery making and cabbing\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Crystal collectors\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Craft kits and educational projects\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Gift sets and sensory collections\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eMetaphysical (Optional Section)\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eOften associated with grounding, protection, and strength, Mahogany Obsidian is considered a stabilising stone with a warm, earthy presence.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003eImportant Information\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• This is a natural volcanic glass. Colour, size, and shape will vary.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Edges may be sharp in raw form; handle with care.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e• Not a toy. Suitable for ages 14+.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e \u003c\/p\u003e","brand":"Shropshire Crystals Ltd","offers":[{"title":"Default Title","offer_id":57100152701310,"sku":null,"price":19.95,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/5349\/0558\/files\/IMG-5504.jpg?v=1773468337","url":"https:\/\/shropshirecrystals.com\/products\/1kg-rough-mahogany-obsidian-for-tumbling","provider":"Shropshire Crystals Ltd","version":"1.0","type":"link"}