{"id":40255,"date":"2026-08-25T14:01:38","date_gmt":"2026-08-25T06:01:38","guid":{"rendered":"https:\/\/goearthward.com\/?post_type=gemstone&#038;p=40255"},"modified":"2026-06-24T10:59:54","modified_gmt":"2026-06-24T02:59:54","slug":"grandidierite-meaning","status":"publish","type":"gemstone","link":"https:\/\/goearthward.com\/it\/gemstone\/grandidierite-meaning\/","title":{"rendered":"Grandidierite Meaning: Healing Properties &#038; Uses"},"content":{"rendered":"<div class=\"gemstone-page\">\n<div class=\"gemstone-main\">\n<h1>Grandidierite Meaning: Healing Properties &amp; Uses<\/h1>\n<div class=\"subtitle\">The rare blue-green stone of communication, emotional balance, and clarity<\/div>\n<blockquote class=\"quick-answer\"><p>Grandidierite is a rare, blue-green gemstone \u2014 one of the rarest on Earth \u2014 tied to communication, emotional balance, and clarity. Wear it near the throat; the pages ahead cover what grandidierite means, what it&#8217;s made of, and how people work with it. Crystal meanings reflect tradition and personal practice, not medical advice.<\/p><\/blockquote>\n<h2>What Is Grandidierite Meaning?<\/h2>\n<p>At its simplest, grandidierite means <strong>clear communication and emotional balance<\/strong>. It&#8217;s an extremely rare, blue-green to teal gemstone whose color reads as calm and clear, and which modern practice ties to honest expression, emotional steadiness, and a clear, balanced mind.<\/p>\n<p>For many people that&#8217;s the appeal: a rare, teal-blue stone that feels calm and special to hold. You don&#8217;t need any belief about energy to use it \u2014 the value often comes from choosing the piece, giving it a job (&#8220;help me speak clearly and stay balanced&#8221;), and letting its blue-green color pull you toward a calmer footing. In that sense grandidierite is a cue for clarity more than anything else.<\/p>\n<h2>Grandidierite Meaning and Symbolism<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview.webp\" class=\"wp-image-40250\" alt=\"Grandidierite meaning and symbolism visual guide\" title=\"\" srcset=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview.webp 1536w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview-400x225.webp 400w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview-1300x731.webp 1300w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview-768x432.webp 768w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview-430x242.webp 430w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview-700x394.webp 700w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-overview-150x84.webp 150w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<p>The name <em>grandidierite<\/em> honors Alfred Grandidier, the French naturalist who studied Madagascar. It was first described in 1902 from deposits in southern Madagascar, and for most of its history it was so rare that transparent, gem-quality stones were almost unheard of \u2014 only in recent years have enough been found to make it available as a cut gem.<\/p>\n<p>Because of that short history, grandidierite has no ancient tradition. What it carries is a modern meaning built on its color and rarity. The blue-green reads as calm communication and emotional balance; the rarity reads as something special. People reach for grandidierite as a stone of <strong>communication, emotional balance, and clarity<\/strong> \u2014 a calm, rare cue for honest expression and an even mind. How much of that lands for you is honestly up to you. To explore more stones, browse the full <a href=\"\/it\/gemstones\/\">Guida ai cristalli<\/a>.<\/p>\n<h2>Grandidierite Properties<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties.webp\" class=\"wp-image-40251\" alt=\"Grandidierite rare blue-green gemstone close-up\" title=\"\" srcset=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties.webp 1536w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties-400x225.webp 400w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties-1300x731.webp 1300w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties-768x432.webp 768w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties-430x242.webp 430w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties-700x394.webp 700w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-properties-150x84.webp 150w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<h3>La scienza<\/h3>\n<p>Grandidierite is a magnesium iron aluminum borosilicate \u2014 (Mg,Fe)Al\u2083(BO\u2083)(SiO\u2084)O\u2082 \u2014 a rare boron-bearing mineral. It forms in the orthorhombic system and is hard at Mohs 7\u20137.5, so it&#8217;s durable enough for jewelry. Its standout trait is its color: a blue-green to teal that shows strong pleochroism \u2014 it can look blue, green, or nearly colorless depending on the viewing angle. Gem-quality, transparent grandidierite is very rare; most material is semi-transparent or opaque. It has a vitreous luster and a specific gravity near 2.98. The main source is Madagascar (the type locality); smaller amounts come from Sri Lanka and Malawi.<\/p>\n<h3>Significato tradizionale<\/h3>\n<p>Modern practice ties grandidierite to communication, emotional balance, and clarity. It&#8217;s linked to the throat, heart, and third eye centers, and many believe it supports honest expression, an even emotional keel, and clear perception. The blue-green is read as calm and clarity. Because the stone is a 20th-century discovery, this is contemporary crystal tradition rather than ancient lore. These associations come from spiritual tradition and personal practice rather than clinical study.<\/p>\n<h3>Mindfulness e psicologia<\/h3>\n<p>From a psychological angle, grandidierite&#8217;s gift is its blue-green color as a calm-clarity cue. Blue-green reads in color psychology as calm, balance, and clear communication; choosing the stone for a clarity intention (&#8220;help me speak clearly and stay balanced&#8221;) turns it into a quiet reminder to express yourself honestly and stay even-keeled. These effects come from tradition and personal practice, not clinical research. Crystals complement \u2014 but never replace \u2014 professional care.<\/p>\n<h2>Grandidierite Benefits<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits.webp\" class=\"wp-image-40252\" alt=\"Grandidierite benefits for communication and balance\" title=\"\" srcset=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits.webp 1536w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits-400x225.webp 400w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits-1300x731.webp 1300w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits-768x432.webp 768w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits-430x242.webp 430w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits-700x394.webp 700w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-benefits-150x84.webp 150w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<p>People who work with grandidierite usually describe it in terms of <strong>clearer communication and a more balanced mind<\/strong>, not dramatic shifts. It shows up as steadier words, a calmer mood, clearer perception. A few of the benefits people mention most:<\/p>\n<div class=\"benefits-grid\">\n<div class=\"benefit-card\">\n<h3>Clear communication<\/h3>\n<p>Worn near the throat, its blue-green is a cue toward clear speech \u2014 a reminder to say what you mean calmly and honestly.<\/p>\n<\/div>\n<div class=\"benefit-card\">\n<h3>Emotional balance<\/h3>\n<p>From its heart-center link, its calm color becomes a cue toward an even keel \u2014 to meet feelings with steadiness.<\/p>\n<\/div>\n<div class=\"benefit-card\">\n<h3>Clear perception<\/h3>\n<p>From its third-eye link, the clear, teal look is read as a cue of clear perception \u2014 to see things as they are.<\/p>\n<\/div>\n<div class=\"benefit-card\">\n<h3>Calm confidence<\/h3>\n<p>The rare, calm blue-green is read as a cue of quiet, balanced confidence in how you express yourself.<\/p>\n<\/div>\n<\/div>\n<p>The pattern underneath all of it is the same: grandidierite isn&#8217;t clarifying you by magic \u2014 it gives your day a cue toward communication, balance, and clarity. If you&#8217;re exploring stones for specific needs, see our guide to <a href=\"\/it\/crystals-for-anxiety\/\">crystals for anxiety<\/a>.<\/p>\n<h2>Grandidierite Chakra, Zodiac, and Element Associations<\/h2>\n<p>In traditional systems, grandidierite is most often linked to the <strong>throat<\/strong>, <strong>heart<\/strong>, e <strong>third eye<\/strong> centers \u2014 clear expression, emotional balance, and clear perception. Astrologers sometimes pair it with <strong>Aquarius<\/strong> e <strong>Pesci<\/strong>. Il suo elemento \u00e8 <strong>Water<\/strong> or <strong>Aria<\/strong>, which fits a calm, blue-green stone. For related stones, see <a href=\"\/it\/gemstones\/\">more crystals in the guide<\/a>.<\/p>\n<p>These are correspondences built up through spiritual tradition, not rules carved in stone. If your own sense of grandidierite points to a different center or element, that&#8217;s completely fine \u2014 many people work with stones by feel rather than by a textbook chart, and there&#8217;s a long history of practitioners doing exactly that.<\/p>\n<h2>How to Use Grandidierite<\/h2>\n<p><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use.webp\" class=\"wp-image-40253\" alt=\"Grandidierite worn for communication and balance\" title=\"\" srcset=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use.webp 1536w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use-400x225.webp 400w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use-1300x731.webp 1300w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use-768x432.webp 768w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use-430x242.webp 430w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use-700x394.webp 700w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-how-to-use-150x84.webp 150w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><\/p>\n<p>Grandidierite is hard (Mohs 7\u20137.5) and durable, so it stands up well to daily wear \u2014 a good thing for such a rare gem. As always, the key is consistency.<\/p>\n<p><strong>Indossalo.<\/strong> A grandidierite ring or pendant keeps a rare blue-green cue with you through the day. It turns different colors as you angle it \u2014 a living, calm-shifting piece.<\/p>\n<p><strong>Hold it for clarity.<\/strong> Turn a faceted piece and watch the blue-green shift with the angle \u2014 a quiet cue for clear perception.<\/p>\n<p><strong>Medita con questo.<\/strong> Rest a piece near your throat while you sit, and let its calm color give your attention one clear thing to rest on.<\/p>\n<p><strong>Carry a small piece.<\/strong> A faceted stone in a soft pouch is a discreet communication and balance cue.<\/p>\n<h3>Which Grandidierite Form Is Right for You?<\/h3>\n<div class=\"forms-gallery is-single\">\n<figure><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet.webp\" class=\"wp-image-40254\" alt=\"Grandidierite bracelet worn on the wrist for daily use\" title=\"\" srcset=\"https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet.webp 1536w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet-400x225.webp 400w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet-1300x731.webp 1300w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet-768x432.webp 768w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet-430x242.webp 430w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet-700x394.webp 700w, https:\/\/goearthward.com\/wp-content\/uploads\/2026\/06\/grandidierite-form-bracelet-150x84.webp 150w\" sizes=\"auto, (max-width: 1536px) 100vw, 1536px\" \/><figcaption>Braccialetto<\/figcaption><\/figure>\n<\/div>\n<table class=\"forms-table\">\n<tr>\n<th>Modulo<\/th>\n<th>Ideale per<\/th>\n<th>Sceglilo se<\/th>\n<\/tr>\n<tr>\n<td>Faceted ring<\/td>\n<td>Daily wearing, clarity<\/td>\n<td>You want a rare blue-green stone on your hand that lasts<\/td>\n<\/tr>\n<tr>\n<td>Ciondolo<\/td>\n<td>Personal jewelry, throat focus<\/td>\n<td>You prefer a calm blue-green stone worn near the throat<\/td>\n<\/tr>\n<tr>\n<td>Earrings<\/td>\n<td>Light occasional wear<\/td>\n<td>You want rare blue-green stones near the face<\/td>\n<\/tr>\n<tr>\n<td>Bead bracelet<\/td>\n<td>Casual daily wear<\/td>\n<td>You want a relaxed way to keep a rare blue-green at your wrist<\/td>\n<\/tr>\n<tr>\n<td>Loose faceted stone<\/td>\n<td>Collection, intention-setting<\/td>\n<td>You want a rare collector&#8217;s piece to hold or display<\/td>\n<\/tr>\n<tr>\n<td>Raw crystal<\/td>\n<td>Display, collection<\/td>\n<td>You like the natural crystal shape of a rare mineral<\/td>\n<\/tr>\n<\/table>\n<h2>How to Tell Real Grandidierite from Look-alikes<\/h2>\n<p>Grandidierite is rare and valuable, and a few checks help you buy well:<\/p>\n<ul>\n<li><strong>Pleochroism.<\/strong> Real grandidierite shows strong pleochroism \u2014 it looks blue, green, or nearly colorless from different angles. Turn the stone and watch the color shift.<\/li>\n<li><strong>Durezza.<\/strong> At Mohs 7\u20137.5, it scratches glass and resists a steel knife. Glass, apatite, and softer look-alikes differ in hardness.<\/li>\n<li><strong>Color and transparency.<\/strong> Gem-quality grandidierite is semi-transparent to transparent teal blue-green. Most material is more opaque. Fully transparent stones are rare and command high prices.<\/li>\n<li><strong>Grandidierite vs. other blue-greens.<\/strong> Paraiba tourmaline, apatite, and turquoise can look related. Hardness, pleochroism, and specific gravity help separate them; a gemologist can confirm.<\/li>\n<li><strong>Price and source.<\/strong> Genuine grandidierite, mainly from Madagascar, is rare and carries a real price. Very cheap &#8220;grandidierite&#8221; is often glass, dyed quartz, or a coated look-alike.<\/li>\n<\/ul>\n<h2>How to Cleanse and Charge Grandidierite<\/h2>\n<p>In crystal practice, &#8220;cleansing&#8221; clears accumulated energy and &#8220;charging&#8221; refreshes the stone. Grandidierite is hard and stable, so it&#8217;s an easy stone to care for.<\/p>\n<ul>\n<li><strong>Acqua.<\/strong> A brief rinse under cool water is fine. Avoid long soaks in salt water if the piece has metal settings.<\/li>\n<li><strong>Luce del sole.<\/strong> Grandidierite is sun-stable, so sunlight is a safe cleansing method.<\/li>\n<li><strong>Fumo o rumore.<\/strong> Esporlo al fumo di salvia o di palo santo, oppure utilizzare una campana tibetana nelle vicinanze, \u00e8 un\u2019opzione senza contatto che molti preferiscono.<\/li>\n<li><strong>Moonlight.<\/strong> A night under the moon is a popular gentle method, often paired with a communication intention.<\/li>\n<\/ul>\n<p>Two practical notes: grandidierite is hard enough to scratch softer stones, so store it away from them, and wipe it with a soft damp cloth rather than harsh chemicals. For the full routine, see our <a href=\"\/it\/blog\/how-to-cleanse-crystals\/\">Guida alla purificazione dei cristalli<\/a>.<\/p>\n<h2>Best Crystals to Pair With Grandidierite<\/h2>\n<p>Pairing is about layering intentions \u2014 stones whose qualities complement rather than compete. A few combinations that work well with grandidierite&#8217;s calm, clear energy:<\/p>\n<ul>\n<li><strong>Grandidierite + <a href=\"\/it\/gemstone\/labradorite-meaning\/\">Labradorite<\/a><\/strong> \u2014 clarity meets intuition; a blue-green pairing for clear, perceptive thinking.<\/li>\n<li><strong>Grandidierite + <a href=\"\/it\/gemstone\/chrome-diopside-meaning\/\">Chrome Diopside<\/a><\/strong> \u2014 two blue-green stones; a calm pairing for balance and growth.<\/li>\n<li><strong>Grandidierite + <a href=\"\/it\/gemstone\/amethyst-meaning\/\">Ametista<\/a><\/strong> \u2014 clarity meets calm; a balanced pairing for clear meditation.<\/li>\n<li><strong>Grandidierite + <a href=\"\/it\/gemstone\/selenite-meaning\/\">Selenite<\/a><\/strong> \u2014 clarity meets cleansing; a light pairing for clear, peaceful expression.<\/li>\n<\/ul>\n<p>The logic here is about complementary intentions, not strict rules. Pick what matches what you&#8217;re working on, and trust your own sense of balance.<\/p>\n<h2>Who Should Use Grandidierite?<\/h2>\n<p>Grandidierite suits people who want a stone for clear communication, emotional balance, and clarity \u2014 speakers, teachers, anyone wanting calmer and clearer expression, or those drawn to its rare blue-green color. It&#8217;s a stone that reads as calm and rare rather than bold.<\/p>\n<p>A few honest expectations. Grandidierite isn&#8217;t a treatment for social anxiety, emotional swings, or any condition \u2014 for anything persistent, a healthcare professional is the right call, and the stone can be a calm comfort alongside that. Its &#8220;clarity&#8221; and &#8220;balance&#8221; are symbolic \u2014 cues to settle and speak plainly \u2014 not a measured effect. And genuine gem-quality grandidierite is rare and carries a real price; a large, vivid &#8220;grandidierite&#8221; at a very low cost is likely glass or a look-alike. Its value comes from the intention and routine you build around it.<\/p>\n<h2>FAQ About Grandidierite Meaning<\/h2>\n<div class=\"faq-list\">\n<details>\n<summary>What is grandidierite?<\/summary>\n<p>A rare magnesium iron aluminum borosilicate \u2014 (Mg,Fe)Al\u2083(BO\u2083)(SiO\u2084)O\u2082 \u2014 at Mohs 7\u20137.5. It shows a blue-green to teal color with strong pleochroism, from Madagascar. One of the rarest gemstones on Earth.<\/p>\n<\/details>\n<details>\n<summary>Why is grandidierite so rare?<\/summary>\n<p>It forms under very specific conditions, and transparent, gem-quality material has only recently become available in meaningful amounts. Most of the world&#8217;s supply comes from a single region in Madagascar.<\/p>\n<\/details>\n<details>\n<summary>What is pleochroism?<\/summary>\n<p>The property of showing different colors from different angles. Grandidierite is strongly pleochroic \u2014 it can look blue, green, or nearly colorless depending on how you turn it.<\/p>\n<\/details>\n<details>\n<summary>Can grandidierite go in water?<\/summary>\n<p>Yes \u2014 it&#8217;s hard (Mohs 7\u20137.5) and water-safe. A brief rinse is fine; avoid long salt-water soaks with metal settings.<\/p>\n<\/details>\n<details>\n<summary>What chakra is grandidierite?<\/summary>\n<p>Traditionally the throat, heart, and third eye centers \u2014 clear expression, emotional balance, and clear perception.<\/p>\n<\/details>\n<details>\n<summary>Is grandidierite expensive?<\/summary>\n<p>Yes \u2014 genuine, transparent gem-quality grandidierite is rare and carries a high price. Very cheap &#8220;grandidierite&#8221; is likely glass, dyed quartz, or a coated look-alike.<\/p>\n<\/details>\n<details>\n<summary>How is it different from other blue-green gems?<\/summary>\n<p>Mineral and properties. Paraiba tourmaline, apatite, and turquoise can look similar, but grandidierite is a distinct borosilicate with strong pleochroism. Hardness, pleochroism, and specific gravity help separate them.<\/p>\n<\/details>\n<\/div>\n<h2>Final Thoughts on Grandidierite<\/h2>\n<p>Grandidierite earns its place as a stone of communication, emotional balance, and clarity \u2014 and it earns it again each time its rare blue-green calms a tense moment. The simplest start is one piece you&#8217;ll actually wear or hold, paired with a small daily moment to notice it. You don&#8217;t need the largest stone or the rarest cut; you need a calm, blue-green stone you&#8217;ll actually see and use.<\/p>\n<p>From there, grandidierite tends to offer a calmer, clearer day \u2014 steadier communication, a more balanced mind, a habit of speaking with ease. For more, explore the <a href=\"\/it\/gemstones\/\">Guida ai cristalli<\/a> oppure sfoglia <a href=\"\/it\/categoria-prodotto\/grandidierite-crystals\/\">grandidierite pieces<\/a>.<\/p>\n<\/div>\n<div class=\"crystal-profile\">\n<h3>Grandidierite Profile<\/h3>\n<div class=\"sidebar-section\">\n<h4>Panoramica<\/h4>\n<dl>\n<dt>Chakra<\/dt>\n<dd>Throat, Heart, Third Eye<\/dd>\n<dt>Zodiaco<\/dt>\n<dd>Aquarius, Pisces<\/dd>\n<dt>Elemento<\/dt>\n<dd>Water \/ Air<\/dd>\n<dt>Colore<\/dt>\n<dd>Blue-green to teal (pleochroic)<\/dd>\n<dt>Intenzioni<\/dt>\n<dd>Communication, Emotional balance, Clarity<\/dd>\n<dt>Ideale per<\/dt>\n<dd>Clear speech, Even mind, Clear perception<\/dd>\n<dt>Moduli<\/dt>\n<dd>Faceted ring, Pendant, Earrings, Bead bracelet, Loose stone<\/dd>\n<\/dl>\n<\/div>\n<div class=\"sidebar-divider\"><\/div>\n<div class=\"sidebar-section\">\n<h4>Minerale<\/h4>\n<dl>\n<dt>Formula<\/dt>\n<dd>(Mg,Fe)Al\u2083(BO\u2083)(SiO\u2084)O\u2082<\/dd>\n<dt>Sistema cristallino<\/dt>\n<dd>Orthorhombic<\/dd>\n<dt>Durezza<\/dt>\n<dd>7\u20137.5 (Mohs)<\/dd>\n<dt>Lucentezza<\/dt>\n<dd>Vitreous<\/dd>\n<dt>Trasparenza<\/dt>\n<dd>Semi-transparent to transparent (rare)<\/dd>\n<dt>Peso specifico<\/dt>\n<dd>~2.98<\/dd>\n<dt>Motivo del colore<\/dt>\n<dd>Iron; strong pleochroism (blue\/green\/colorless)<\/dd>\n<dt>Origini<\/dt>\n<dd>Madagascar (primary), Sri Lanka, Malawi<\/dd>\n<\/dl>\n<\/div>\n<div class=\"sidebar-divider\"><\/div>\n<div class=\"sidebar-section\">\n<h4>Sicurezza<\/h4>\n<div class=\"safety-badges\">\n<span class=\"safety-badge badge-safe\">Acqua: lavabile con un breve risciacquo<\/span><br \/>\n<span class=\"safety-badge badge-safe\">Sun: Sun-safe<\/span><br \/>\n<span class=\"safety-badge badge-avoid\">Sale: evitare l'acqua salata<\/span>\n<\/div>\n<\/div>\n<p><a class=\"cta-button\" href=\"\/it\/categoria-prodotto\/grandidierite-crystals\/\">Explore Grandidierite Pieces \u2192<\/a>\n<\/div>\n<\/div>","protected":false},"featured_media":40249,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-40255","gemstone","type-gemstone","status-publish","format-standard","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/gemstone\/40255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/gemstone"}],"about":[{"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/types\/gemstone"}],"replies":[{"embeddable":true,"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/comments?post=40255"}],"version-history":[{"count":2,"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/gemstone\/40255\/revisions"}],"predecessor-version":[{"id":42712,"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/gemstone\/40255\/revisions\/42712"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/media\/40249"}],"wp:attachment":[{"href":"https:\/\/goearthward.com\/it\/wp-json\/wp\/v2\/media?parent=40255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}