{"product_id":"pale-green-blue-grey-fluorite-wheal-mary-ann-cornwall","title":"Pale Green \u0026 Blue-Grey Fluorite | Wheal Mary Ann, Cornwall","description":"\u003cp\u003eA beautiful natural fluorite specimen from \u003cstrong\u003eWheal Mary Ann, Menheniot, Cornwall\u003c\/strong\u003e, featuring pale sage-green and creamy-white crystalline formations surrounding deeper blue-grey and olive-green translucent sections. Its naturally irregular, sculptural shape is complemented by angular crystal faces, delicate mineral coatings and scattered rusty-orange staining.\u003c\/p\u003e\n\n\u003cp\u003eWeighing 125g, this distinctive Cornish mineral specimen displays an upright, asymmetrical formation with contrasting translucent and opaque areas. The combination of cool greenish-grey fluorite, frosted crystalline surfaces and warm iron-coloured staining creates an attractive example of the mineral diversity associated with Cornwall's historic mining landscape.\u003c\/p\u003e\n\n\u003ch3\u003eSpecimen Description\u003c\/h3\u003e\n\n\u003cp\u003eThis specimen features a naturally irregular, upright formation with a narrow upper section, broader lower portion and an interesting arrangement of overlapping crystalline structures.\u003c\/p\u003e\n\n\u003cp\u003eThe principal face displays \u003cstrong\u003epale sage-green, soft olive-green, blue-grey and creamy-white tones\u003c\/strong\u003e, with several translucent sections revealing darker mineral colouring beneath the surface.\u003c\/p\u003e\n\n\u003cp\u003eOne of its most distinctive features is a deeper greenish-grey crystalline area positioned towards the upper centre of the specimen.\u003c\/p\u003e\n\n\u003cp\u003eThis darker section contrasts with the surrounding pale mineral formations, creating a layered appearance with variations in transparency and internal structure.\u003c\/p\u003e\n\n\u003cp\u003eThe upper portion rises into an uneven, naturally pointed profile, with pale translucent crystal sections and smaller angular formations extending towards the tip.\u003c\/p\u003e\n\n\u003cp\u003eAcross the lower portion, interlocking crystalline surfaces create a more compact appearance, with individual crystal faces reflecting light differently depending on the viewing angle.\u003c\/p\u003e\n\n\u003cp\u003eSome sections display a soft glass-like lustre, while others have a frosted or matte finish caused by natural surface textures and mineral coatings.\u003c\/p\u003e\n\n\u003cp\u003eThe specimen also features scattered \u003cstrong\u003erusty-orange and golden-brown staining\u003c\/strong\u003e, particularly around crystal boundaries, natural fractures and the darker mineral sections.\u003c\/p\u003e\n\n\u003cp\u003eThese warm-toned areas provide an attractive contrast against the cooler green and blue-grey fluorite.\u003c\/p\u003e\n\n\u003cp\u003eViewed from the side, the specimen reveals a more compact, angular profile with additional translucent crystal sections and concentrated areas of orange-brown staining.\u003c\/p\u003e\n\n\u003cp\u003eThe reverse displays a lighter appearance, dominated by pale greenish-white and creamy crystalline formations.\u003c\/p\u003e\n\n\u003cp\u003eSeveral angular surfaces and natural cleavage planes are visible, producing a geometric arrangement of overlapping mineral sections.\u003c\/p\u003e\n\n\u003cp\u003eFrom another angle, the specimen reveals a projecting lower section and a more pronounced raised formation towards the top.\u003c\/p\u003e\n\n\u003cp\u003eThis creates an interesting sculptural silhouette, making the piece particularly attractive when displayed upright.\u003c\/p\u003e\n\n\u003cp\u003eUnder closer examination, the specimen displays a mixture of translucent fluorite, naturally fractured crystal faces, small interlocking formations and delicate mineral coatings.\u003c\/p\u003e\n\n\u003cp\u003eThe darker greenish-grey area reveals internal colour variations beneath a lighter crystalline surface, while neighbouring sections show subtle stepped and angular structures.\u003c\/p\u003e\n\n\u003cp\u003eFine orange-brown staining appears along several crystal boundaries, adding further geological character.\u003c\/p\u003e\n\n\u003cp\u003eMeasuring \u003cstrong\u003e62.3mm × 36.2mm and weighing 125g\u003c\/strong\u003e, this specimen offers an attractive combination of soft colouration, natural crystalline detail and historical locality interest.\u003c\/p\u003e\n\n\u003cp\u003eIts unusual upright formation and contrasting crystal colours make it a lovely addition to a collection of British minerals or natural fluorite specimens.\u003c\/p\u003e\n\n\u003ch3\u003eAbout Fluorite\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eFluorite (CaF₂)\u003c\/strong\u003e is a naturally occurring calcium fluoride mineral belonging to the halide mineral group.\u003c\/p\u003e\n\n\u003cp\u003eIt crystallises in the cubic, or isometric, crystal system and has a Mohs hardness of 4.\u003c\/p\u003e\n\n\u003cp\u003eFluorite is recognised for its remarkable range of colours, including green, blue, purple, yellow, pink, brown and colourless varieties.\u003c\/p\u003e\n\n\u003cp\u003eThese variations may develop through trace impurities, structural defects and geological processes occurring during mineral formation.\u003c\/p\u003e\n\n\u003cp\u003eGreen fluorite can range from pale mint and sage-green to deeper olive and emerald-green tones, while blue-grey varieties may display subtle smoky or slate-coloured undertones.\u003c\/p\u003e\n\n\u003cp\u003eSome specimens contain several colour variations within the same formation, particularly where different crystal growth zones or internal structures are present.\u003c\/p\u003e\n\n\u003cp\u003eFluorite commonly forms in hydrothermal mineral veins, where heated mineral-rich fluids circulate through fractures and cavities within surrounding rocks.\u003c\/p\u003e\n\n\u003cp\u003eAs these fluids cool or their chemical conditions change, dissolved minerals may crystallise along the walls of the openings.\u003c\/p\u003e\n\n\u003cp\u003eFluorite frequently occurs alongside quartz, calcite, baryte, galena, siderite and other minerals associated with hydrothermal ore deposits.\u003c\/p\u003e\n\n\u003cp\u003eOne of fluorite's defining physical characteristics is its \u003cstrong\u003eperfect octahedral cleavage\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003eThis allows the mineral to separate along specific crystallographic planes, producing distinctive angular surfaces and naturally fractured formations.\u003c\/p\u003e\n\n\u003cp\u003eAlthough fluorite commonly develops cubic crystals, its cleavage surfaces can create triangular and other geometric shapes when crystals are fractured.\u003c\/p\u003e\n\n\u003cp\u003eFluorite typically has a vitreous, or glass-like, lustre, although natural weathering, mineral coatings and surface alteration can produce softer, frosted appearances.\u003c\/p\u003e\n\n\u003cp\u003eSome fluorite specimens exhibit fluorescence under ultraviolet light, although this varies considerably between individual specimens and mineral localities.\u003c\/p\u003e\n\n\u003cp\u003eUltraviolet fluorescence has not been confirmed for this particular piece.\u003c\/p\u003e\n\n\u003ch3\u003eWheal Mary Ann \u0026amp; Cornish Mining Heritage\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eWheal Mary Ann\u003c\/strong\u003e is a historic mineral locality situated near Menheniot in south-east Cornwall, England.\u003c\/p\u003e\n\n\u003cp\u003eThe Menheniot district forms part of Cornwall's extensive mining landscape and is particularly associated with historic lead and silver mining.\u003c\/p\u003e\n\n\u003cp\u003eAlthough Cornwall is internationally recognised for its tin and copper deposits, the south-eastern part of the county also contains important lead-bearing mineral veins.\u003c\/p\u003e\n\n\u003cp\u003eDuring the nineteenth century, mining operations around Menheniot extracted lead ores, particularly galena, which could also contain economically valuable silver.\u003c\/p\u003e\n\n\u003cp\u003eThe mineral veins of the district formed through hydrothermal geological processes, with mineral-rich fluids circulating through fractures in the surrounding rocks.\u003c\/p\u003e\n\n\u003cp\u003eThese fluids deposited a varied assemblage of minerals, including quartz, fluorite, galena, siderite, calcite and other associated species.\u003c\/p\u003e\n\n\u003cp\u003eWheal Mary Ann is of particular geological interest because historical geological studies document complex relationships between successive generations of mineral deposition.\u003c\/p\u003e\n\n\u003cp\u003eThe \u003cstrong\u003eBritish Geological Survey's geological memoir covering Plymouth and South-East Cornwall\u003c\/strong\u003e records fluorite as an important gangue mineral at Wheal Mary Ann.\u003c\/p\u003e\n\n\u003cp\u003eGangue minerals occur alongside economically valuable ores but are not necessarily the principal materials being mined.\u003c\/p\u003e\n\n\u003cp\u003eThe memoir describes quartz as a significant vein-filling mineral, with chalcedonic material occurring along parts of the vein walls.\u003c\/p\u003e\n\n\u003cp\u003eCrystalline quartz, galena and siderite are also documented within the mineral sequence.\u003c\/p\u003e\n\n\u003cp\u003eHistorical geological observations indicate that at least two generations of fluorite mineralisation occurred at Wheal Mary Ann.\u003c\/p\u003e\n\n\u003cp\u003eThis suggests that the mineral veins experienced multiple episodes of deposition under changing geological conditions.\u003c\/p\u003e\n\n\u003cp\u003eSuch processes can produce overlapping crystalline formations, variations in colour and complex mineral associations.\u003c\/p\u003e\n\n\u003cp\u003eFluorite from historic Cornish localities is particularly appealing to collectors interested in British mineralogy, geological history and the country's mining heritage.\u003c\/p\u003e\n\n\u003cp\u003eThis specimen offers an attractive example of fluorite attributed to Wheal Mary Ann, with its contrasting pale green and blue-grey sections, translucent crystalline surfaces and natural iron-coloured staining.\u003c\/p\u003e\n\n\u003ch3\u003eIntention \u0026amp; Associated Chakras\u003c\/h3\u003e\n\n\u003cp\u003eWithin traditional crystal healing practices, fluorite is associated with mental clarity, concentration, emotional balance and calm.\u003c\/p\u003e\n\n\u003cp\u003eGreen fluorite is commonly connected with the \u003cstrong\u003eHeart Chakra\u003c\/strong\u003e, symbolically representing compassion, emotional harmony and balance.\u003c\/p\u003e\n\n\u003cp\u003eBlue and blue-grey fluorite varieties are sometimes associated with the Throat Chakra, traditionally connected with communication and self-expression.\u003c\/p\u003e\n\n\u003cp\u003eFluorite is also associated with the Third Eye Chakra, representing intuition, awareness and clear thinking.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalm:\u003c\/strong\u003e Traditionally associated with peaceful reflection, emotional balance and a settled mindset.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMental Clarity:\u003c\/strong\u003e Symbolically connected with clear thinking, understanding and mental organisation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFocus:\u003c\/strong\u003e Traditionally linked with concentration, learning and maintaining attention.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEmotional Balance:\u003c\/strong\u003e Associated with harmony, thoughtful reflection and emotional awareness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Blue-toned fluorite is traditionally connected with clear expression and understanding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntuition:\u003c\/strong\u003e Associated with awareness, perspective and personal insight.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eAssociated Chakras:\u003c\/strong\u003e Heart Chakra, Throat Chakra and Third Eye Chakra.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePrimary Intention:\u003c\/strong\u003e Calm and mental clarity.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThese associations reflect traditional spiritual beliefs and are not scientifically established effects of fluorite.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eNatural Formation \u0026amp; Symbolism\u003c\/h3\u003e\n\n\u003cp\u003eThis specimen retains its natural crystalline structure, irregular edges, exposed cleavage surfaces and areas of pale mineral coating.\u003c\/p\u003e\n\n\u003cp\u003eIts contrasting greenish-grey and blue-grey sections create a layered appearance, with deeper translucent crystals visible beneath lighter formations.\u003c\/p\u003e\n\n\u003cp\u003eThe upright, asymmetrical shape gives the specimen a distinctive sculptural quality, while its angular surfaces and naturally fractured sections reveal the complex geometry of fluorite.\u003c\/p\u003e\n\n\u003cp\u003eRusty-orange staining provides a warm contrast against the cooler mineral colours, particularly around crystal boundaries and naturally altered surfaces.\u003c\/p\u003e\n\n\u003cp\u003eWithin traditional crystal symbolism, green fluorite is associated with emotional harmony and calm, while blue-toned fluorite is linked with communication and mental clarity.\u003c\/p\u003e\n\n\u003cp\u003eThe combination of these colours is often interpreted as representing balance between emotional understanding and clear expression.\u003c\/p\u003e\n\n\u003cp\u003eBeyond these symbolic associations, the specimen's appeal lies in its unusual formation, natural crystalline textures and connection to Cornwall's historic mineral-producing landscape.\u003c\/p\u003e\n\n\u003ch3\u003eSpecimen Details\u003c\/h3\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral:\u003c\/strong\u003e Fluorite\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical Formula:\u003c\/strong\u003e CaF₂\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMineral Group:\u003c\/strong\u003e Halides\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrystal System:\u003c\/strong\u003e Cubic (Isometric)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMohs Hardness:\u003c\/strong\u003e 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplied Locality Attribution:\u003c\/strong\u003e Wheal Mary Ann\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocation:\u003c\/strong\u003e Menheniot, Cornwall, England\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 125g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 62.3mm × 36.2mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormation:\u003c\/strong\u003e Natural fluorite specimen\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour:\u003c\/strong\u003e Pale sage-green, olive-green, blue-grey, cream and rusty-orange\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e Contrasting translucent fluorite sections, angular cleavage surfaces, interlocking crystals, natural mineral coatings, internal fractures and orange-brown staining\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Raw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Natural, unpolished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e One individual specimen\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eYou will receive the exact specimen photographed. Natural mineral specimens may display irregular edges, fractures, inclusions, uneven surfaces, mineral staining and delicate crystalline formations.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eThe acrylic display support, wooden plinth and decorative flowers shown in the photographs are not included.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSources \u0026amp; References\u003c\/h3\u003e\n\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eBritish Geological Survey – Plymouth and South-East Cornwall Area, Geological Memoir (Sheet 348).\u003c\/strong\u003e Geological documentation describing the Menheniot mineral veins, Wheal Mary Ann mineralisation and multiple generations of fluorite formation.\u003cbr\u003e\n\u003ca href=\"https:\/\/webapps.bgs.ac.uk\/memoirs\/docs\/B06072.html\" target=\"_blank\" rel=\"noopener\"\u003eBritish Geological Survey Geological Memoir\u003c\/a\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eBritish Geological Survey – Silver, Mineral Resources Consultative Committee Mineral Dossier.\u003c\/strong\u003e Geological and historical information concerning the Menheniot lead-silver mining district.\u003cbr\u003e\n\u003ca href=\"https:\/\/nora.nerc.ac.uk\/id\/eprint\/540032\/1\/B02707.pdf\" target=\"_blank\" rel=\"noopener\"\u003eBritish Geological Survey Silver Mineral Dossier\u003c\/a\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eMindat – Wheal Mary Ann, Menheniot, Cornwall.\u003c\/strong\u003e Mineral locality database documenting fluorite and associated mineral species.\u003cbr\u003e\n\u003ca href=\"https:\/\/www.mindat.org\/loc-1074.html\" target=\"_blank\" rel=\"noopener\"\u003eWheal Mary Ann Mineral Locality\u003c\/a\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eUniversity of Cambridge – Fluorite Mineral Collection.\u003c\/strong\u003e Mineralogical information concerning fluorite's chemical composition, crystal system, cleavage and physical properties.\u003cbr\u003e\n\u003ca href=\"https:\/\/p1acollections.esc.cam.ac.uk\/p1acollections\/exhibits\/show\/minerals\/fluorite.html\" target=\"_blank\" rel=\"noopener\"\u003eUniversity of Cambridge Fluorite Collection\u003c\/a\u003e\n\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eHenwood, W. J. (1871).\u003c\/strong\u003e \u003cem\u003eObservations on Metalliferous Deposits: On the Lead Mines of Menheniot, Lanreath and Saint Pinnock.\u003c\/em\u003e Transactions of the Royal Geological Society of Cornwall, Volume 8, pages 699–722.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Harpo's Angels","offers":[{"title":"Default Title","offer_id":59274645078351,"sku":"A15","price":15.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1028\/1238\/5615\/files\/download_25422c38-e689-4de0-88b5-e2eeed8258aa.png?v=1793044174","url":"https:\/\/harposangels.co.uk\/products\/pale-green-blue-grey-fluorite-wheal-mary-ann-cornwall","provider":"Harpo's Angels","version":"1.0","type":"link"}