{"product_id":"tree-agate-4","title":"Tree agate","description":"\u003cp\u003eTree agate from India\u003c\/p\u003e\n\u003cp\u003eSize-\u003cbr\u003e3.7cm x 2.7cm x 2cm\u003c\/p\u003e\n\u003cp\u003eWeight-\u003cbr\u003e26g\u003c\/p\u003e\n\u003cp\u003eYou will receive the item in the photo\u003c\/p\u003e\n\u003cp\u003eCrystal system- Trigonal. Composed of ultra small fibrous quartz crystals packed tightly together rather than forming large visible distinct crystal faces.\u003cbr\u003eMineral class- Chalcedony (microcrystalline\/cryptocrystalline quartz) \u003cbr\u003eInclusion minerals- Green branch like patterns (dendrites) are created by trace amounts of chlorite and hornblende alongside iron and magnesium.\u003cbr\u003eHardness- 6.5-7 on the MOHs scale\u003cbr\u003eRock formation:\u003cbr\u003eHost environments- Mosstly forms within gas cavities (vugs or vesicles) in cooling volcanic,basaltic, or igneous lavas.\u003cbr\u003eProcess- Silica rich groundwater or hydrothermal fluids seep into the empty rock cavities over million of years.\u003cbr\u003ePattern development- Mineral-laden water or metallic oxides infiltrate time fissures in the hardening silica gel,creating the characteristic fern and tree like branching shapes before complete solidification.\u003c\/p\u003e","brand":"Crystal and fossils","offers":[{"title":"Default Title","offer_id":62304602849667,"sku":null,"price":4.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0563\/2524\/3040\/files\/FullSizeRender_8dd3b564-aab2-44c2-b0d1-fe4fee0cf955.heic?v=1785950577","url":"https:\/\/crystalandfossils.co.uk\/products\/tree-agate-4","provider":"Crystal and fossils","version":"1.0","type":"link"}