{"title":"Grandidierite","description":"","products":[{"product_id":"grandidierite-1-55ct-oval-cut","title":"Grandidierite 1.55ct oval cut","description":"\u003cp\u003eA natural grandidierite in a 1.55ct oval cut, 8.5x6.5mm, from Africa. The stone shows a pale mint-blue to pale teal-green body colour, semi-transparent with a milky depth. Brownish-orange matrix patches and dark crystal inclusions are visible within the faceted body, typical of the species at this quality level. SI clarity as documented in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite is one of the rarer gem minerals on the market, with major sources in Madagascar and parts of Africa. This small oval is suited to a pendant or earring setting where its unusual mint-teal colour can be appreciated. Untreated and natural - a genuine grandidierite at an entry-level size and price point. The inclusions and matrix are natural features of the species.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Oval\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 8.5x6.5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.55ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e SI\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Africa\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Africa - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":55403912167749,"sku":"ot1517","price":41.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/grandidierite-155ct-oval-cut.jpg?v=1756321642"},{"product_id":"grandidierite-5-32ct-cushion-cut","title":"Grandidierite 5.32ct Cushion cut","description":"\u003cp\u003eA natural grandidierite in a 5.32ct cushion cut, 11.9x9.1mm, from Madagascar. The stone shows a medium teal-green body colour with strong yellowish-green matrix patches distributed across the crown, giving it a complex, varied hue. Semi-transparent with dark crystal inclusions visible within the stone. The green tones shift between cooler teal and warmer yellow-green as light moves across the facets, as documented in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite from Madagascar is among the rarest faceted gem minerals available. This larger cushion example shows the species' characteristic trichroism - the stone can appear blue-green, yellow-green, or near-colourless depending on viewing angle. Untreated, natural. The inclusions and matrix are inherent to the species at this quality level. Suited for a collector or feature jewellery piece.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Cushion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 11.9x9.1mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.32ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Semi-transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Madagascar - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":56219566342469,"sku":"ot1557","price":77.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/natural-grandidierite-5.32ct-cushion-cut-loose-gemstone.jpg?v=1780784568"},{"product_id":"grandidierite-5-65ct-12-8x9mm-cushion-cut","title":"Grandidierite 5.65ct 12.8x9mm Cushion cut","description":"\u003cp\u003eA natural grandidierite in a 5.65ct cushion cut, 12.8x9mm, from Madagascar. The stone shows a medium teal-green body colour, semi-transparent, with scattered dark crystal inclusions and patches of yellowish matrix visible within the body. The faceted cushion outline gives a good spread to the teal-green colour as seen in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite from Madagascar is one of the rarest faceted gem minerals. This 5.65ct cushion is a substantial piece in a usable size for jewellery. The species shows trichroism - the colour shifts between blue-green, yellow-green, and near-colourless depending on the viewing direction. Untreated and natural. The inclusions and matrix are inherent to the species at this quality level.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Cushion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 12.8x9mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.65ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Semi-transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Madagascar - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":56219566735685,"sku":"ot1561","price":33.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/natural-grandidierite-5.65ct-12.8x9mm-cushion-cut-loose-gemstone.jpg?v=1780784568"},{"product_id":"grandidierite-5-72ct-13-2x9mm-cushion-cut","title":"Grandidierite 5.72ct 13.2x9mm Cushion cut","description":"\u003cp\u003eA natural grandidierite in a 5.72ct oval cut, 13.2x9mm, from Madagascar. The stone shows a medium teal-green body colour, semi-transparent, with some yellowish matrix and dark inclusions visible within the body. At 13.2mm in length, this is one of the larger oval grandidierites in this collection - a well-proportioned piece with a good distribution of the teal-green hue across the oval outline as visible in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite from Madagascar is among the rarest and most collectable faceted gemstones available. This oval cut presents the stone's trichroic colour range well. Untreated, natural origin. The inclusions and matrix patches are characteristic of the species at this quality level. A significant carat weight in a clean oval outline suited for a pendant or ring.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Oval\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 13.2x9mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 5.72ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Semi-transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Madagascar - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":56219567128901,"sku":"ot1574","price":38.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/natural-grandidierite-5.72ct-13.2x9mm-cushion-cut-loose-gemstone.jpg?v=1780784568"},{"product_id":"grandidierite-6-23ct-11-7x10mm-cushion-cut","title":"Grandidierite 6.23ct 11.7x10mm Cushion cut","description":"\u003cp\u003eA natural grandidierite in a 6.23ct cushion cut, 11.7x10mm, from Madagascar. The stone shows a blue-teal body colour - cooler and more distinctly blue than the greener examples in this series. Semi-transparent with some brownish matrix patches and fine dark inclusions distributed through the body. The blue-green tone is clearly visible across the cushion outline as shown in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite is a trichroic mineral that can show blue-green, yellow-green, or near-colourless tones depending on viewing angle. This 6.23ct example has a particularly blue-leaning colour, making it stand out within the series. Untreated, natural origin from Madagascar. A substantial cushion at over 6ct suited for a collector piece or feature jewellery stone.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Cushion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 11.7x10mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 6.23ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Semi-transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Madagascar - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":56219567554885,"sku":"ot1577","price":102.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/natural-grandidierite-6.23ct-11.7x10mm-cushion-cut-loose-gemstone.jpg?v=1780784568"},{"product_id":"grandidierite-3-79ct-cushion-cut","title":"Grandidierite 3.79ct Cushion cut","description":"\u003cp\u003eA natural grandidierite in a 3.79ct cushion cut, 11.1x8.5mm, from Madagascar. The stone shows a dark, complex teal-green body colour with significant yellowish-olive matrix patches distributed across the crown and body. Dark crystal inclusions are visible within. The colour is deeper and more saturated than the lighter pieces in this series, as documented in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite from Madagascar is one of the gem world's rarest faceted species. This 3.79ct example has a particularly complex, deep colour with strong matrix character. The inclusions and matrix are typical of the species at this quality level. Untreated and natural. A collector's piece with strong visual character - the dense patterning within the stone makes it visually distinctive.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Cushion\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 11.1x8.5mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.79ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Semi-transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Madagascar - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":56219567882565,"sku":"ot1579","price":36.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/natural-grandidierite-3.79ct-cushion-cut-loose-gemstone.jpg?v=1780784568"},{"product_id":"grandidierite-3-70ct-11x9-5mm-oval-cut","title":"Grandidierite 3.70ct 11x9.5mm Oval cut","description":"\u003cp\u003eA natural grandidierite in a 3.70ct oval cut, 11x9.4mm, from Madagascar. The stone shows a medium teal-green body colour, semi-transparent with some yellowish matrix and dark inclusions visible within the body. The oval outline is well-proportioned at 11x9.4mm, presenting the stone's teal-green colour evenly across the surface as shown in the product photos.\u003c\/p\u003e\n\u003cp\u003eGrandidierite from Madagascar is a collector's gem mineral - one of the rarest faceted species on the market. This oval cut at 3.70ct is a practical size for jewellery use while remaining a genuine and collectible grandidierite. Untreated, natural origin. The inclusions and matrix are natural features of the species at this quality level. Suited for a pendant or ring setting.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Oval\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 11x9.4mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.70ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Semi-transparent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite, Madagascar - sold loose.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":56219568243013,"sku":"ot1591","price":77.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/natural-grandidierite-3.70ct-11x9.5mm-oval-cut-loose-gemstone.jpg?v=1780784568"},{"product_id":"lot-natural-grandidierite-rough-crystals-43ct","title":"Lot natural grandidierite rough crystals 43ct","description":"\u003cp\u003eA lot of small rough grandidierite crystals showing a vivid teal-to-blue-green colour - the individual pieces are irregular fragments with rough natural surfaces, several carrying iron-stained patches from the Madagascar host rock environment. The better pieces in the parcel show a clear teal-blue characteristic of quality grandidierite rough, with good colour depth visible even in unpolished form.\u003c\/p\u003e\n\u003cp\u003eGrandidierite is among the rarest gemstones on earth, with fine material coming primarily from southern Madagascar. This lot offers collectors and lapidaries a parcel of genuinely rare rough to cut, cab, or preserve in natural form. Untreated - no heat or treatment of any kind. Pieces range 8-14mm individually.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Rough\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 8-14mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 43ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Opaque\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite rough, Madagascar - rare mineral lot, sold together.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":57821462135109,"sku":"ot1560-2","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/lot-natural-grandidierite-rough-crystals-43ct.jpg?v=1780784073"},{"product_id":"lot-natural-grandidierite-rough-crystals-43-6ct","title":"Lot natural grandidierite rough crystals 43.6ct","description":"\u003cp\u003eA mixed parcel of rough grandidierite crystals in pale-to-medium aqua-green and teal tones. The pieces are natural, unpolished fragments of varying opacity - some showing pale translucent teal, others more opaque mint-green. Iron oxide staining is present on several surfaces, lending an earthy contrast to the mineral colour. Individual pieces range from 8 to 14mm.\u003c\/p\u003e\n\u003cp\u003eGrandidierite is one of the world's rarest gemstone minerals, with Madagascar as the principal source. These rough crystals are offered untreated for collectors, lapidaries, or anyone seeking a genuinely scarce natural mineral. The crystals can be faceted, cut as cabochons, or kept as raw collector material. No heat or treatment applied.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Rough\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 8-14mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 43.6ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Opaque\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite rough, Madagascar - rare mineral lot, sold together.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":57821470851397,"sku":"ot1569-1","price":15.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/lot-natural-grandidierite-rough-crystals-43.6ct.jpg?v=1780784073"},{"product_id":"lot-natural-grandidierite-rough-crystals-57-5ct","title":"Lot natural grandidierite rough crystals 57.5ct","description":"\u003cp\u003eA lot of rough grandidierite crystals in pale mint-to-aqua-green tones. The individual pieces are irregular, unpolished fragments showing the characteristic pale blue-green of grandidierite alongside white matrix. Several pieces carry iron-orange surface staining from the host rock. Some pieces show translucency; others are more opaque. The overall colour impression is a cool, quiet teal-green across the parcel.\u003c\/p\u003e\n\u003cp\u003eGrandidierite is one of the rarest gemstone minerals in the world, with Madagascar being the primary commercial source. This rough lot is well-suited for cutting or cab-cutting by lapidaries who want to work with an exceptional rarity. Also desirable for mineral collectors who prefer rough material. Untreated - no heat or treatment of any kind applied.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStone type:\u003c\/strong\u003e Grandidierite\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTreatment:\u003c\/strong\u003e Untreated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCut:\u003c\/strong\u003e Rough\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 8-14mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 57.5ct\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClarity:\u003c\/strong\u003e Opaque\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Madagascar\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNatural grandidierite rough, Madagascar - rare mineral lot, sold together.\u003c\/p\u003e","brand":"Lapis Magica","offers":[{"title":"Default Title","offer_id":57821470916933,"sku":"ot1569-2","price":20.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0968\/8576\/8517\/files\/lot-natural-grandidierite-rough-crystals-57.5ct.jpg?v=1780784073"}],"url":"https:\/\/lapismagica.com\/collections\/grandidierite.oembed","provider":"Lapis Magica","version":"1.0","type":"link"}